Black Bearing Bearing B3 30406-2rs

Specifically designed for cycling, this intermediate-quality range is ideal for withstanding the stresses of the terrain.

This bearing is often mounted on your bike fromorigine (OEM).

Every component (balls, rings, cages and grease) is precision-manufactured and assembled.

BlackBearing B3 bearings are 100% compatible as replacements for yourorigine' bearings.

Features :

• SAE52100 chromium-plated steel balls
• SAE52100 chromium-plated steel rings
• Chrome-plated steel cage

• Water- and dust-resistant "2RS" seals

• High-quality grease