Cheap And Discounts 608 Full Ceramic Bearing 8*22*7 mm ( 2 PCS ) ZrO2 Material 608CE 8*22*7mm All Zirconia Ceramic Ball Bearings Wholesale. Buy Directly From Merchant Explorer Pro Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.