Black-bearing Black Bearing 61904-2RS 20 X 37 X 9 Mm

Black Bearing B3 bearings are steel ball bearings, they are fitted as standard by the vast majority of manufacturers of cycles (frames, wheels, pedals …), of urban sports (Rollerblades, scooters, Skateboard, BMX … ), motorcycle, quad, model making ….
The bearings of the B3 range are manufactured in the largest factories, they have been selected for their reliability, efficiency and their quality / price ratio.

A replacement bearing compatible with your original bearings.

Details:

• Dimensions: 20 x 37 x 9 mm
• High-end steel
• 2RS seals, Water and dust tight
• Quality balls
• Quality grease
• Sold individually

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