- Product Name: Ball Wheel Bearings
- Type: 6001Z; Materal: Carbon Steel
- Size: 12mm x 28mm x 8mm / 0.47 x 1.1″ x 0.31″(Inside Diameter * Outside Diameter *W)”
- Weight: 21g
Provide high speed and the convenience of removal shields for cleaning and relubrication. This is the perfect bearing for all your Roller-skating,and skateboard applications.