d: 12mm D: 32mm W: 10mm

Genuine RBI Bearing.  Made in China.

RBI One-Way Clutch Bearings Come with the Following Benefits:

• Outer Ring: 52100 Steel
• Inner Ring: 52100 Steel
• Balls: 52100 Steel
• Sprags: 52100 Steel
• Cage & Seals:
  Nylon 6/6 with Glass Fiber