WZZG 2PC 608 non-standard bearing 9*22*7mm hybrid ceramic ball bearing high-speed pulley skateboard bearing

WZZG non-standard hybrid ceramic ball bearings 608-9 2RS Item number: 608-9 2RS Structure: deep groove ball hybrid ceramic Inner and outer ring material: bearing steel Ball Material: Black Ceramic Si3N4 Inner diameter (d): 9mm Outer diameter (D): 22mm Width (B): 7mm Closure: Rubber Seal (2RS) Bearing grade: ABEC-7 Cage: Nylon cage Lubrication: Grease Gap: C0 window.adminAccountId=249413005;