74 Pcs 6mm Diameter Steel Ball Bearings Bicyle Replacement Parts

224 pcs Bearing Steel Balls:74 x 6mm Bearing Steel Balls & 150 x 4mm Bearing Steel Ballsperfect for rebuilding your bicycle's bottom bracket.Come with 74 Pcs in one bag which is enough replacement parts for your bike use.Great replacement for the broken or missing steel balls on the bearing wheel.perfect accessory parts for bicycle repairing use.Product Name: Bike Seel BallDiameter: 4mm/0.16inch+ 6mmColor: SilverMaterial: SteelWeight: 38g + 66gPackage Content: 224(+/-2%) x Bearing Steel BallsOnly the above package content, other products are not included.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.