The design of the ball bearing retainer is this encrusted 9 stainless steel ball.
Ideal replacement for rear wheel bearing bearings and bicycle and mountain bike racing.
This package contains 5 pieces.
Description: This kind of ball bearing has a retainer design with 9 stainless steel stealth balls. Ideal replacement for rear axle bearings or racing bikes or mountain bikes. This package contains 5 pieces. Note: Product is coated. Yellow lubricating grease protects against rust and ensures quality. It looks like it is rusty, but it is actually normal. Rest assured.