Ningbo Finesun Bearing Co., Ltd
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We are Finesun Bearing, one of the leading and performance ball bearing supplier in bicycle part field. The predecessor is Finesun Industry And Trade Co., Limited and has worked closely with bicycle part plants(headset, wheel hub, bottom bracket, pedal, frame and derailleur pulley) since 2010. We focus on provide the performance ball bearing for bicycle industry field over 14 years. Successful collaboration with bicycle part manufacturers has helped Finesun Bearing developed the following different High Carbon Chrome Steel GCr15 / 100Cr6 / SAE52100 / SUJ2 bearing versions: 1. Angular contact ball bearing for headset 2. Bottom bracket ball bearing with AEBC-3 / ABEC-5 precision 3. Hybrid...
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Categories and Products

Headset Bearings

MR019 FSA | TH 073/DJ | ACB518H7.5K 51.8x40x7.5mm 36x45deg | 1.5 inch Bicycle Headset Bearing 

Specialized Turbo CREO 2 | ACB458H6.5 36.8x45.8x6.5mm 45x45deg | Bicycle Headset Bearing 

Specialized Turbo CREO 2 | ACB568H6.5 47.8x56.8x6.5mm 45x45deg | Bicycle Headset Bearing 

ACB4252H7 | AC4252R1-45/45 | Canyon Bike Bearing - Finesun Bearing 

ACB4252H7 BO Black Oxide Coated | AC4252R1-45/45 | Canyon Bike Bearing - Finesun Bearing 

Wheel Hub Bearings

Bicycle Wheel Hub Bearing 17287 LBLU 17x28x7 mm ABEC-3 - Finesun Bearing 

Bicycle Wheel Hub Bearing 18307 LBLU ABEC-3 - Finesun Bearing 

Bicycle Wheel Hub Bearing 6803 LBLU ABEC-3 - Finesun Bearing 

Bottom Bracket Bearings

Bicycle Bottom Bracket Bearing MRA2437 LLB 24x37x7mm | ABEC-3 | Angular Contact Type - Finesun Bearing 

SRAM DUB Bottom Bracket Bearing SMR30407-2RS 30x40x7mm | Stainless Steel - Finesun Bearing 

SRAM DUB Bottom Bracket Bearing SMR30407-2RS CERAMIC 30x40x7mm | Ceramic Ball - Finesun Bearing 

Suspension Pivot Bearings

MR20307 2RS VMAX | MR20307 LLU MAX | 20x30x7mm | ABEC-3 | Frame Pivot MAX Bearing 

Bicycle Suspension Pivot Bearing 6801 VRS MAX E BO | 6801 LLU MAX E BO - Finesun Bearing 

Bicycle Suspension Pivot Bearing 6808 2RS MAX BO | 6808 LLU MAX BO | 40x52x7mm - Fineusn Bearing 

Bicycle Suspension Pivot Bearing 6809 2RS MAX BO | 6809 LLU MAX BO | 45x58x7mm - Finesun Bearing 

Solid Lube Tech Bearings

BB70 Bicycle Bottom Bracket Bearing 6805 2RS 25x37x7mm | ABEC-3 | Solid Lubrication Technology - Finesun Bearing 

BB30 Bicycle Bottom Bracket Bearing 6806 2RS 30x42x7mm | ABEC-3 | Solid Lubrication Technology - Finesun Bearing 

MR137 SLT MAX BO | 37x46.9x7mm-45x45 | Solid Lube Tech | MAX version | Black Oxide | Bicycle Headset Bearing - Finesun Bearing 

MH-P16H8 SLT MAX BO | 40x52x8mm-45x45 | Solid Lube Tech | MAX version | Black Oxide | Bicycle Headset Bearing - Finesun Bearing 

Hybrid Ceramic Bearings

MR2940 2RS | 2940RV | Ceramic Bearing | 29x40x6.8mm | ABEC-3 | TOKEN Bottom Bracket Bearing 

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