Description: _x000D_Miniature flanged ball bearings are available ball bearings of small size. These miniature ball bearings have a 8mm inner diameter, a 16mm outer diameter, a 5mm thickness and a 18mm flange. Ball bearings of this size are ideal for precision work and applications that require a lot of functional mechanical parts, such as mechanical equipment, electrical instruments, toys, doors and windows. _x000D__x000D__x000D_Features: _x000D_These miniature bearings are made of high quality bearing steel for low noise and long service life. _x000D_They are double shielded to avoid contaminants entering and save lubricant. _x000D_Bearings have a 8mm inner diameter, a 16mm outer diameter, a 5mm thickness and a 18mm flange. _x000D_These are great for 8mm shaft/rod projects such as mechanical equipment, electrical instruments, toys, doors and windows._x000D__x000D_There comes total 10 pieces miniature bearings which you may use for many different projects. _x000D__x000D__x000D_Specifications: _x000D_Material: Bearing steel _x000D_Inner Diameter: 8mm / 0.31"_x000D__x000D_Outer Diameter: 16mm / 0.63" _x000D_Thickness: 5mm / 0.19" _x000D_Flange Diameter: 18mm / 0.7"_x000D__x000D_Quantity: 10pcs _x000D__x000D__x000D_Package Includes: _x000D_10 x Bearings 1These miniature bearings are made of high quality bearing steel for low noise and long service life 2They are double shielded to avoid contaminants entering and save lubricant 3Bearings have a 8mm inner diameter, a 16mm outer diameter, a 5mm thickness and a 18mm flange 4These are great for 8mm shaft/rod projects such as mechanical equipment, electrical instruments, toys, doors and windows 5There comes total 10 pieces miniature bearings which you may use for many different projects