This kind of ball bearing is with 20 stainless steel ball inlaid in the retainer design.
It can be a better replacement for the mid axle axis bearing of racing bicycle or mountain bike.
10 pieces included in this package.
Specification:
Color: Silver Tone
Material: Stainless Steel
Ball Number: 20
Ball Diameter: 4mm/0.16″
Outer Diameter: 40mm/1.57″
Inner Diameter: 33.5mm/1.32″
Dimension: 4.6x40mm / 0.18″x1.57″(H*D)
Notes:
The size of this product is very important, please check it carefully before purchasing.
Please allow 1-2mm differs due to manual measurement, thanks.
Package Included:
10 x Bicycle Ball Bearings