10PCS Bike Bicycle Hub Bottom Bracket Bearings 163010 2RS (16X30x10mm) For Giant Mountain Bike Bicycle Parts _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ HIGH QUALITY: Made of high quality Material, durable with the resistance of wear and collision. _x000D_ FEATURE: It is characterized by small frictional resistance and high rotational speed and can be used on mechanical parts that are subjected to radial loads or axial loads, such as machine tool, electronic equipment, ect. _x000D_ GOOD DESIGN: Exquisite design, two sides metal sealed ball bearing, with good dustproof effect. Built-in precise Mini bearing provides smooth running and long service life. _x000D_ Great products for standard and DIY. _x000D_ Perfect for use: Wood,tools,Profile and so on. _x000D_ color:Silver _x000D_ Material:bearing steel _x000D_ size:Approx. 16 x 31 x 10mm / Approx. 16 x 30 x 10mm _x000D_ _x000D_ Package Contents: _x000D_ 10 x bearing _x000D_ _x000D_ Only the above package content, other products are not included. _x000D_ Note: Light reflection 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. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_