Widely used in hardware, processing machinery, machine tool equipment, gearbox, instrument and meter, motor, household appliances, internal combustion engine, transportation vehicles, agricultural machinery, construction machinery, engineering machinery, Specifications: Type: 608RS / 608- / Z R-2280HH Bearing Type: Deep Groove Raceway Sealed Dust Form: Material: Carbon Steel, Rubber Inner Diameter: 8 mm Outer Diameter: 22 mm Thickness: 7 mm Package Includes: 50 x Miniature Bearings Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.