Pakage&Size: 608-2RS (Inner Dia.=8mm, Outer Dia.=22mm, Thickness=7mm),10 pcs 608-2RS steel ball bearings 0.31x0.87x0.28in (8x22x7mm), double-rubber sealed deep groove. ABEC Tolerance 1 (P0), Z1 Noise Level for most general use.Pre-Lubricated, Easy to maintain. Manufactured with chrome steel and high-grade lubricants, ensuring high precision, durability and wear resistance even under high speeds or heavy loads. Wide Range of Applications: With the compact size, these bearings are versatile for various light equipment and instruments requiring precision operation, such as motors, pumps, fans, instruments, etc. The optimized internal design allows for low friction and noise even after prolonged use. If You Are Not Satisfied with Your Purchase for Any Reason, Please Feel Free To Contact Us at the Buyer Center or Support Email, 24/7 Quick Reply. Product Description: QinDa IND 10-piece 608 2RS bearings. Made of bearing steel, double rubber sealed, miniature deep groove ball type 0.31x0.87x0.28in (8x22x7mm). Double sealed, pre-lubricated. Suitable for motor, wheels, industrial equipment.