Features: _x000D_These bearings are made of high quality steel for low noise and long service life. _x000D_They are rubber sealed to avoid contaminants entering and save lubricant. _x000D_Bearings have a 17mm inner diameter, a 26mm outer diameter, and a 5mm thickness. _x000D_These are great for small hobby 17mm shaft/rod projects._x000D__x000D_There comes total 10 pieces miniature bearings which you may use for many different projects. _x000D__x000D__x000D_Specification: _x000D_Model: 6803-2RS_x000D__x000D_Material: Bearing steel _x000D_Type: Deep-groove high-speed_x000D__x000D_Rolling Element: Single row_x000D__x000D_Inner Diameter: 17mm / 0.7in _x000D_Outer Diameter: 26mm / 1in _x000D_Thickness: 5mm / 0.2in _x000D_Quantity: 10pcs _x000D_Weight: 83g / 2.9oz(approx.) _x000D__x000D__x000D_Package list: _x000D_10 * Bearings 1These bearings are made of high quality steel for low noise and long service life. 2They are rubber sealed to avoid contaminants entering and save lubricant. 3Bearings have a 17mm inner diameter, a 26mm outer diameter, and a 5mm thickness. 4These are great for small hobby 17mm shaft/rod projects. 5There comes total 10 pieces miniature bearings which you may use for many different projects.