Tag Archives: ball bearing

China Best Sales Rear Axle Ball Bearing Wheel Bearing Kit Vkba6809 52750-1c100 52750-1g101 for Hyundai Accent and for KIA Picanto near me factory

Product Description

Basic information:

Description Rear Axle Ball Bearing Wheel Bearing Kit VKBA6809 52750-1C100 52750-1G101 For HYUNDAI ACCENT And For KIA PICANTO
Material Chrome steel Gcr15
Application For Hyundai & KIA
Position Rear wheel
With ABS Yes
Bolts 4 bolts
Weight 3.1 kg
Brand SI, PPB, or customized
Packing Neutral, SI, PPB brand packing or customized
OEM/ODM service Yes
Manufacture place ZHangZhoug, China
MOQ 50 PCS
OEM replacement Yes
Inspection 100%
Warranty 1 year or 40,000-50,000 KMS
Certificate ISO9001:2015 TS16949
Payment T/T, PayPal, Alibaba
Advantages Specialized features/benefits
Less vibration and noise
Less energy consumption
Quality approvals
Improved fatigue life
Reduced noise vibration
Super finished raceways

Detailed pictures:

O.E.:
52750-5710
52750-1C100
52750-1C200
52750-1G100
52750-1G101

Ref.:

31403
HY-WB-11814
922406
VKBA 6809
R184.18
R189.23

Application:
For HYUNDAI ACCENT III (MC) 2005-2571
For HYUNDAI ACCENT III Saloon (MC) 2005-2012
For HYUNDAI GETZ (TB) 2002-2571
For HYUNDAI i10 (PA) 2008-2017
For HYUNDAI i20 (PB, PBT) 2008-2015
For KIA PICANTO (SA) 2004-
For KIA RIO II (JB) 2005-

Packing and Delivery:

Work shop:

Exhibitions:

FAQ:
Q1.What is your shipping logistic?
Re: DHL, TNT, FedEx express, by air/sea/train.

Q2:What’s the MOQ?
Re: For the wheel hub assembly. The MOQ is always 50 sets. If ordering together with other models, small quantities can be organized. But need more time due to the production schedule.

Q3. What are your goods of packing?
Re: Generally, our goods will be packed in Neutral white or brown boxes for the hub bearing unit. Our brand packing SI & CZPT are offered. If you have any other packing requests, we shall also handle them.

Q4. What is your sample policy?
Re: We can supply the sample if we have ready parts in stock.

Q5. Do you have any certificates?
Re: Yes, we have the certificate of ISO9001:2015.

Q6:Any warranty of your products.
Re: Sure, We are offering a guarantee for 12 months or 40,000-50,000 km for the aftermarket.
 

Q7: How can I make an inquiry?

Re: You can contact us by email, telephone, WhatsApp, , etc.

 

Q8: How long can reply inquiry?

Re: Within 24 hours.

 

Q9: What’s the delivery time?

Re: Ready stock 10-15 days, production for 30 to 45 days.

 

Q10: How do you maintain our good business relationship?

Re: 1. Keep stable, reliable quality, competitive price to ensure our customer’s benefit;

2. Optimal lead time.

3. Keep customers updated about the new goods.

4. Make customers satisfaction as our main goal.

 

Q11: Can we visit the company & factory?

Re: Yes, welcome for your visit & business discussion.

 

The Different Types of Splines in a Splined Shaft

A splined shaft is a machine component with internal and external splines. The splines are formed in 4 different ways: Involute, Parallel, Serrated, and Ball. You can learn more about each type of spline in this article. When choosing a splined shaft, be sure to choose the right 1 for your application. Read on to learn about the different types of splines and how they affect the shaft’s performance.
splineshaft

Involute splines

Involute splines in a splined shaft are used to secure and extend mechanical assemblies. They are smooth, inwardly curving grooves that resist separation during operation. A shaft with involute splines is often longer than the shaft itself. This feature allows for more axial movement. This is beneficial for many applications, especially in a gearbox.
The involute spline is a shaped spline, similar to a parallel spline. It is angled and consists of teeth that create a spiral pattern that enables linear and rotatory motion. It is distinguished from other splines by the serrations on its flanks. It also has a flat top. It is a good option for couplers and other applications where angular movement is necessary.
Involute splines are also called involute teeth because of their shape. They are flat on the top and curved on the sides. These teeth can be either internal or external. As a result, involute splines provide greater surface contact, which helps reduce stress and fatigue. Regardless of the shape, involute splines are generally easy to machine and fit.
Involute splines are a type of splines that are used in splined shafts. These splines have different names, depending on their diameters. An example set of designations is for a 32-tooth male spline, a 2,500-tooth module, and a 30 degree pressure angle. An example of a female spline, a fillet root spline, is used to describe the diameter of the splined shaft.
The effective tooth thickness of splines is dependent on the number of keyways and the type of spline. Involute splines in splined shafts should be designed to engage 25 to 50 percent of the spline teeth during the coupling. Involute splines should be able to withstand the load without cracking.

Parallel splines

Parallel splines are formed on a splined shaft by putting 1 or more teeth into another. The male spline is positioned at the center of the female spline. The teeth of the male spline are also parallel to the shaft axis, but a common misalignment causes the splines to roll and tilt. This is common in many industrial applications, and there are a number of ways to improve the performance of splines.
Typically, parallel splines are used to reduce friction in a rotating part. The splines on a splined shaft are narrower on the end face than the interior, which makes them more prone to wear. This type of spline is used in a variety of industries, such as machinery, and it also allows for greater efficiency when transmitting torque.
Involute splines on a splined shaft are the most common. They have equally spaced teeth, and are therefore less likely to crack due to fatigue. They also tend to be easy to cut and fit. However, they are not the best type of spline. It is important to understand the difference between parallel and involute splines before deciding on which spline to use.
The difference between splined and involute splines is the size of the grooves. Involute splines are generally larger than parallel splines. These types of splines provide more torque to the gear teeth and reduce stress during operation. They are also more durable and have a longer life span. And because they are used on farm machinery, they are essential in this type of application.
splineshaft

Serrated splines

A Serrated Splined Shaft has several advantages. This type of shaft is highly adjustable. Its large number of teeth allows large torques, and its shorter tooth width allows for greater adjustment. These features make this type of shaft an ideal choice for applications where accuracy is critical. Listed below are some of the benefits of this type of shaft. These benefits are just a few of the advantages. Learn more about this type of shaft.
The process of hobbing is inexpensive and highly accurate. It is useful for external spline shafts, but is not suitable for internal splines. This type of process forms synchronized shapes on the shaft, reducing the manufacturing cycle and stabilizing the relative phase between spline and thread. It uses a grinding wheel to shape the shaft. CZPT Manufacturing has a large inventory of Serrated Splined Shafts.
The teeth of a Serrated Splined Shaft are designed to engage with the hub over the entire circumference of the shaft. The teeth of the shaft are spaced uniformly around the spline, creating a multiple-tooth point of contact over the entire length of the shaft. The results of these analyses are usually satisfactory. But there are some limitations. To begin with, the splines of the Serrated Splined Shaft should be chosen carefully. If the application requires large-scale analysis, it may be necessary to modify the design.
The splines of the Serrated Splined Shaft are also used for other purposes. They can be used to transmit torque to another device. They also act as an anti-rotational device and function as a linear guide. Both the design and the type of splines determine the function of the Splined Shaft. In the automobile industry, they are used in vehicles, aerospace, earth-moving machinery, and many other industries.

Ball splines

The invention relates to a ball-spinned shaft. The shaft comprises a plurality of balls that are arranged in a series and are operatively coupled to a load path section. The balls are capable of rolling endlessly along the path. This invention also relates to a ball bearing. Here, a ball bearing is 1 of the many types of gears. The following discussion describes the features of a ball bearing.
A ball-splined shaft assembly comprises a shaft with at least 1 ball-spline groove and a plurality of circumferential step grooves. The shaft is held in a first holding means that extends longitudinally and is rotatably held by a second holding means. Both the shaft and the first holding means are driven relative to 1 another by a first driving means. It is possible to manufacture a ball-splined shaft in a variety of ways.
A ball-splined shaft features a nut with recirculating balls. The ball-splined nut rides in these grooves to provide linear motion while preventing rotation. A splined shaft with a nut that has recirculating balls can also provide rotary motion. A ball splined shaft also has higher load capacities than a ball bushing. For these reasons, ball splines are an excellent choice for many applications.
In this invention, a pair of ball-spinned shafts are housed in a box under a carrier device 40. Each of the 2 shafts extends along a longitudinal line of arm 50. One end of each shaft is supported rotatably by a slide block 56. The slide block also has a support arm 58 that supports the center arm 50 in a cantilever fashion.
splineshaft

Sector no-go gage

A no-go gauge is a tool that checks the splined shaft for oversize. It is an effective way to determine the oversize condition of a splined shaft without removing the shaft. It measures external splines and serrations. The no-go gage is available in sizes ranging from 19mm to 130mm with a 25mm profile length.
The sector no-go gage has 2 groups of diametrally opposed teeth. The space between them is manufactured to a maximum space width and the tooth thickness must be within a predetermined tolerance. This gage would be out of tolerance if the splines were measured with a pin. The dimensions of this splined shaft can be found in the respective ANSI or DIN standards.
The go-no-go gage is useful for final inspection of thread pitch diameter. It is also useful for splined shafts and threaded nuts. The thread of a screw must match the contour of the go-no-go gage head to avoid a no-go condition. There is no substitute for a quality machine. It is an essential tool for any splined shaft and fastener manufacturer.
The NO-GO gage can detect changes in tooth thickness. It can be calibrated under ISO17025 standards and has many advantages over a non-go gage. It also gives a visual reference of the thickness of a splined shaft. When the teeth match, the shaft is considered ready for installation. It is a critical process. In some cases, it is impossible to determine the precise length of the shaft spline.
The 45-degree pressure angle is most commonly used for axles and torque-delivering members. This pressure angle is the most economical in terms of tool life, but the splines will not roll neatly like a 30 degree angle. The 45-degree spline is more likely to fall off larger than the other two. Oftentimes, it will also have a crowned look. The 37.5 degree pressure angle is a compromise between the other 2 pressure angles. It is often used when the splined shaft material is harder than usual.

China Best Sales Rear Axle Ball Bearing Wheel Bearing Kit Vkba6809 52750-1c100 52750-1g101 for Hyundai Accent and for KIA Picanto   near me factory China Best Sales Rear Axle Ball Bearing Wheel Bearing Kit Vkba6809 52750-1c100 52750-1g101 for Hyundai Accent and for KIA Picanto   near me factory

China manufacturer Motorcycle Clutch Bearing, Automotive Air Conditioner Bearings, Connecting Rod Bearing, Steering Bearing, Motorcycle Wheel Ball Bearing Hub Manufacturer with Great quality

Product Description

Specifications of Bearing

Timken CZPT bearing CZPT CZPT CZPT Dodge Bearing, Auto/Agricultural Machinery Ball Bearing deep groove ball bearing wheel hub bearing skateboard bearing
HangZhou Flow Group Ltd. Virtually every type of ball and roller bearings. They are available in various cross sections and satisfy a huge variety of operating conditions and application performance requirements. 
A wide assortment of plain bearings, rod ends and bushings are also available to satisfy various oscillating movement needs. The design and material variants are extensive and offer an unparalleled selection from which to meet your application needs. 

Bearing characteristics: SKF  Deep groove ball bearing structure is simple, easy to use, mainly used to bear the radial load, is the most commonly used rolling bearings. 

Application: SKF Deep groove ball bearings can be used for gearboxes, instrumentation, motors, household appliances, internal combustion engines, traffic vehicles, agricultural machinery, construction machinery, engineering machinery, roller skating shoes, yo-yo, etc. 

Showing of Bearing 

 

Parameters of Bearing

More details of wheel hub bearing 

Model NO.       d D H Ç m
  Germany Sweden Japan Dimension (mm) Weight (kg)
DAC25525716 565592     25 52 20.6 20.6 0.19
DAC25520037 156704     25 52 37 37 0.31
DAC25520042   617546A 25BWD01 25 52 42 42 0.36
DAC25520043 546467/576467 BT2B445539AA   25 52 43 43 0.36
DAC25550043       25 55 43 43 0.44
DAC25560032 445979 BAH5000   25 56 32 32 0.34
DAC29530037 857123AB     29 53 37 37 0.35
DAC30600037       30 60 37 37 0.42
DAC30600337 529891AB BA2B633313CA 30BWD07 30 60.3 37 37 0.42
DAC30600337 545312/581736 434201B/VKBA1307 30BWD07 30 60.3 37 37 0.42
DAC34620037 531910/561447 BAHB311316B/3 0571 4   34 62 37 37 0.41
DAC34640034   VKBA1382 34BWD03/ACA78 34 64 34 34 0.43
DAC34640037 532066DE 605214/VKBA1306 34BWD04/BCA70 34 64 37 37 0.47
DAC34640037 540466B/8571 BA2B3 0571 6 34BWD11 34 64 37 37 0.47
DAC34660037 559529/580400 CA 636114A/479399 34BWD10B 34 66 37 37 0.5
DAC35640037   BAH0042   35 64 35 35 0.4
DAC35650035 546238A BA2B443952/445620B   35 65 35 35 0.4
DAC35650037     35BWD19E 35 65 37 37 0.51
DAC35660032   445980A/BAH-5001A   35 66 32 32 0.42
DAC35660033   633676/BAH-0015   35 66 33 33 0.43
DAC35660037 544307C/581571A 311309/BAH-571   35 66 37 37 0.48
DAC35680037 430042C 633528F/633295B 35BWD21 (4RS) 35 68 37 37 0.52
DAC35680037 541153A/549676 BAH0031   35 68 37 37 0.52
DAC35720033 548083 BA2B445535AE XGB 4571 35 72 33 33 0.58
DAC35720033 548033 456162/44762 B XGB 4571 35 72 33 33 0.58
DAC3572571   BAHB633669/BAH0013   35 72.04 33 33 0.58
DAC35725713/31 562686 VKBA1343 35BWD06ACA111 35 72.02 33 31 0.54
DAC35720034 54 0571 /548376 A VKBA857 35BWD01C 35 72 34 34 0.58
DAC35770042   VKBA3763   34.99 77.04 42 42 0.86
DAC37720033   BAH0051B   37 72 33 33 0.51
DAC37720037   BAH0012AM5S   37 72 37 37 0.59
DAC37725717 527631 633571CB   37 72.02 37 37 0.59
DAC37740045 541521C 35715A 37BWD01B 37 74 45 45 0.79
DAC38700037 ZFRTBRGHOO37 BAHB636193C   38 70 37 37 0.56
DAC38700038   686908A 38BWD31CA53 38 70 38 38 0.57
DAC38710033/30   FW135 38BWD09ACA120 37.99 71.02 33 30 0.5
DAC38710039 574795A VKBA3929 30BWD22 37.99 71 39 39 0.62
DAC38720036/33     30BWD12 38 72 36 33  
DAC38720040 575069B VKBA1377   38 72 40 40 0.63
DAC38730040   VKBA3245 38BWD26E 38 73 40 40 0.67
DAC38740036/33 574795A DAD3874368W 38BWD01ACA121 38 74 36 33 0.61

Packing&Delivery

Packing

A. Plastic box+outer carton+pallets
B. Plastic bag+box+carton+pallet
C. Tube package+middle box+carton+pallet
D. Of course we will also be based on your needs

Delivery

1. Most orders will be shipped within 3-5 days of payment being received. 
2. Samples will be shipped by courier as FedEx, UPS, DHL, etc. 
3. More than 3000 set bearings, it is recommended to be shipped by sea (sea transportation).  

Our Main Products 

Our Company

HangZhou Flow Group Ltd is a professional manufacturer of bearings, collecting together production and processing, domestic and foreign trade. The factory specializes in the production and export of many kinds of bearings: Deep groove ball bearing, spherical roller bearing, tapered roller bearing, and so on. The customized bearings is also acceptable and the production will be according to your requirements and samples. 

All bearings in our factory adopt international quality standards. The complete equipment, strict quality control, advanced Japanese technology and quality service provide a guarantee to supply the high-quality bearings for our customers. Domestic sales and service network has covered 15 major cities in China, meanwhile our bearing has sold more than 60 overseas countries and regions. 

Our bearings have been widely used in agriculture, textiles, mining, printing and packaging industries, in addition to applications in airports, air conditioning systems, conveyors and ship also applied. 

If you are interested in any of our bearings or have an intention to order, please feel free to contact us.  

FAQ

SAMPLES
1. Samples quantity: 1-10 PCS are available. 
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost. 
3. It’s better to start your order with Trade Assurance to get full protection for your samples order. 

CUSTOMIZED
The customized LOGO or drawing is acceptable for us. 

MOQ
1. MOQ: 10 PCS mix different standard bearings. 
2. MOQ: 5000 PCS customized your brand bearings. 

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield. 
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info. 

SUPORT
Please visit our Clunt bearings website, we strongly encourge that you can communicate with us through email, thanks! 

Contact Us

We have all kinds of bearings, just tell me your item number and quantity, best price will be offered to you soon
The material of the bearings, precision rating, seals type, OEM service, etc, all of them we can make according to your requirement

Types of Screw Shafts

Screw shafts come in various types and sizes. These types include fully threaded, Lead, and Acme screws. Let’s explore these types in more detail. What type of screw shaft do you need? Which 1 is the best choice for your project? Here are some tips to choose the right screw:

Machined screw shaft

The screw shaft is a basic piece of machinery, but it can be further customized depending on the needs of the customer. Its features include high-precision threads and ridges. Machined screw shafts are generally manufactured using high-precision CNC machines or lathes. The types of screw shafts available vary in shape, size, and material. Different materials are suitable for different applications. This article will provide you with some examples of different types of screw shafts.
Ball screws are used for a variety of applications, including mounting machines, liquid crystal devices, measuring devices, and food and medical equipment. Various shapes are available, including miniature ball screws and nut brackets. They are also available without keyway. These components form a high-accuracy feed mechanism. Machined screw shafts are also available with various types of threaded ends for ease of assembly. The screw shaft is an integral part of linear motion systems.
When you need a machined screw shaft, you need to know the size of the threads. For smaller machine screws, you will need a mating part. For smaller screw sizes, the numbers will be denominated as industry Numeric Sizes. These denominations are not metric, but rather in mm, and they may not have a threads-per-inch designation. Similarly, larger machine screws will usually have threads that have a higher pitch than those with a lower pitch.
Another important feature of machine screws is that they have a thread on the entire shaft, unlike their normal counterparts. These machine screws have finer threads and are intended to be screwed into existing tapped holes using a nut. This means that these screws are generally stronger than other fasteners. They are usually used to hold together electronic components, industrial equipment, and engines. In addition to this, machine screws are usually made of a variety of materials.
screwshaft

Acme screw

An Acme screw is the most common type of threaded shaft available. It is available in a variety of materials including stainless steel and carbon steel. In many applications, it is used for large plates in crushing processes. ACME screws are self-locking and are ideal for applications requiring high clamping force and low friction. They also feature a variety of standard thread forms, including knurling and rolled worms.
Acme screws are available in a wide range of sizes, from 1/8″ to 6″. The diameter is measured from the outside of the screw to the bottom of the thread. The pitch is equal to the lead in a single start screw. The lead is equal to the pitch plus the number of starts. A screw of either type has a standard pitch and a lead. Acme screws are manufactured to be accurate and durable. They are also widely available in a wide range of materials and can be customized to fit your needs.
Another type of Acme screw is the ball screw. These have no back drive and are widely used in many applications. Aside from being lightweight, they are also able to move at faster speeds. A ball screw is similar to an Acme screw, but has a different shape. A ball screw is usually longer than an Acme screw. The ball screw is used for applications that require high linear speeds. An Acme screw is a common choice for many industries.
There are many factors that affect the speed and resolution of linear motion systems. For example, the nut position and the distance the screw travels can all affect the resolution. The total length of travel, the speed, and the duty cycle are all important. The lead size will affect the maximum linear speed and force output. If the screw is long, the greater the lead size, the higher the resolution. If the lead length is short, this may not be the most efficient option.
screwshaft

Lead screw

A lead screw is a threaded mechanical device. A lead screw consists of a cylindrical shaft, which includes a shallow thread portion and a tightly wound spring wire. This spring wire forms smooth, hard-spaced thread convolutions and provides wear-resistant engagement with the nut member. The wire’s leading and trailing ends are anchored to the shaft by means appropriate to the shaft’s composition. The screw is preferably made of stainless steel.
When selecting a lead screw, 1 should first determine its critical speed. The critical speed is the maximum rotations per minute based on the natural frequency of the screw. Excessive backlash will damage the lead screw. The maximum number of revolutions per minute depends on the screw’s minor diameter, length, assembly alignment, and end fixity. Ideally, the critical speed is 80% of its evaluated critical speed. A critical speed is not exceeded because excessive backlash would damage the lead screw and may be detrimental to the screw’s performance.
The PV curve defines the safe operating limits of a lead screw. This relationship describes the inverse relationship between contact surface pressure and sliding velocity. As the PV value increases, a lower rotation speed is required for heavier axial loads. Moreover, PV is affected by material and lubrication conditions. Besides, end fixity, which refers to the way the lead screw is supported, also affects its critical speed. Fixed-fixed and free end fixity are both possible.
Lead screws are widely used in industries and everyday appliances. In fact, they are used in robotics, lifting equipment, and industrial machinery. High-precision lead screws are widely used in the fields of engraving, fluid handling, data storage, and rapid prototyping. Moreover, they are also used in 3D printing and rapid prototyping. Lastly, lead screws are used in a wide range of applications, from measuring to assembly.

Fully threaded screw

A fully threaded screw shaft can be found in many applications. Threading is an important feature of screw systems and components. Screws with threaded shafts are often used to fix pieces of machinery together. Having fully threaded screw shafts ensures that screws can be installed without removing the nut or shaft. There are 2 major types of screw threads: coarse and fine. When it comes to coarse threads, UTS is the most common type, followed by BSP.
In the 1840s, a British engineer named Joseph Whitworth created a design that was widely used for screw threads. This design later became the British Standard Whitworth. This standard was used for screw threads in the United States during the 1840s and 1860s. But as screw threads evolved and international standards were established, this system remained largely unaltered. A new design proposed in 1864 by William Sellers improved upon Whitworth’s screw threads and simplified the pitch and surface finish.
Another reason for using fully threaded screws is their ability to reduce heat. When screw shafts are partially threaded, the bone grows up to the screw shaft and causes the cavity to be too narrow to remove it. Consequently, the screw is not capable of backing out. Therefore, fully threaded screws are the preferred choice for inter-fragmentary compression in children’s fractures. However, surgeons should know the potential complication when removing metalwork.
The full thread depth of a fully threaded screw is the distance at which a male thread can freely thread into the shaft. This dimension is typically 1 millimeter shy of the total depth of the drilled hole. This provides space for tap lead and chips. The full-thread depth also makes fully threaded screws ideal for axially-loaded connections. It is also suitable for retrofitting applications. For example, fully threaded screws are commonly used to connect 2 elements.
screwshaft

Ball screw

The basic static load rating of a ball screw is determined by the product of the maximum axial static load and the safety factor “s0”. This factor is determined by past experience in similar applications and should be selected according to the design requirements of the application. The basic static load rating is a good guideline for selecting a ball screw. There are several advantages to using a ball screw for a particular application. The following are some of the most common factors to consider when selecting a ball screw.
The critical speed limit of a ball screw is dependent on several factors. First of all, the critical speed depends on the mass, length and diameter of the shaft. Second, the deflection of the shaft and the type of end bearings determine the critical speed. Finally, the unsupported length is determined by the distance between the ball nut and end screw, which is also the distance between bearings. Generally, a ball screw with a diameter greater than 1.2 mm has a critical speed limit of 200 rpm.
The first step in manufacturing a high-quality ball screw is the choice of the right steel. While the steel used for manufacturing a ball screw has many advantages, its inherent quality is often compromised by microscopic inclusions. These microscopic inclusions may eventually lead to crack propagation, surface fatigue, and other problems. Fortunately, the technology used in steel production has advanced, making it possible to reduce the inclusion size to a minimum. However, higher-quality steels can be expensive. The best material for a ball screw is vacuum-degassed pure alloy steel.
The lead of a ball screw shaft is also an important factor to consider. The lead is the linear distance between the ball and the screw shaft. The lead can increase the amount of space between the balls and the screws. In turn, the lead increases the speed of a screw. If the lead of a ball screw is increased, it may increase its accuracy. If not, the lead of a ball screw can be improved through preloading, lubrication, and better mounting accuracy.

China manufacturer Motorcycle Clutch Bearing, Automotive Air Conditioner Bearings, Connecting Rod Bearing, Steering Bearing, Motorcycle Wheel Ball Bearing Hub Manufacturer   with Great qualityChina manufacturer Motorcycle Clutch Bearing, Automotive Air Conditioner Bearings, Connecting Rod Bearing, Steering Bearing, Motorcycle Wheel Ball Bearing Hub Manufacturer   with Great quality