ITEM NAME:100 Pcs Bike Bicycle Wheel Bearing Steel Balls 7mm Diameter B3J6 100 Pcs Bike Bicycle Wheel Bearing Steel Balls 7mm Diameter B3J6 Product Name : Steel Bearing Ball;Diameter : 7mm / 0.27" Color : Silver Material : Steel Weight : 140g Great replacement for the broken or missing steel balls on the bearing wheel. Ideal accessory parts for bicycle repairing use. Made of steel material and with 100 pcs in the package. Package Content: 100 Pcs x Steel Bearing Balls Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.