100 packs 608- skateboard bearing: 608- miniature rolling bearing design is used for low maintenance and , and has good sealing. Pearl Bearing 608. 6082RS bearings: 100% steel, 6082RS rolling bead bearing bearing coefficient, high speed limit, simple structure, low manufacturing cost, and easy to achieve high manufacturing accuracy. 100 608- Rolling Bearing: Single Line 608-, small size: 8x22x7 mm, 608 bearings, skateboard bearings. Rubber seal deep grooves: Rubber sealing () on both sides, the sealing effect is good, which can prevent lubricants from entering and pollutants. It is widely used in industries such as instruments, miniature motors, skateboarding, 3D printers, motors, , roller rolors, rolled and direct -rowing skating shoes, direct rowing ice shoes, long skateboarding, street -free sleds and skateboarding., Manufacturer: Akfldms