ITEM NAME:10pcs high performance 8x22x7mm ball bearings 608-2RS 608RS Z R-228HH X8Z1 10pcs high performance 8x22x7mm ball bearings 608-2RS 608RS Z R-228HH X8Z1 Widely used in hardware, processing machinery, machine tool equipment, gear box, instrument and meter, motor, household appliances, internal combustion engine, transport vehicles, agricultural machinery, construction machinery, engineering machinery, ect Specifications: Type:608RS /608-2RS/Z R-2280HH Raceway type: Deep Groove Raceway Sealed dust form: RS Material: Bearing Steel Inside diameter: 8mm Outside diameter: 22mm Thickness: 7mm Package include: 10 x Miniature Bearings 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.