ITEM NAME:Skate Bearing 608 ZZ Wheel and Long board Skate Bearings, Double Armored, S C9H7 Skate Bearing 608 ZZ Wheel and Long board Skate Bearings, Double Armored, S C9H7 Skate bearings: 8 pack 608 ZZ bearings inner diameter is 8mm, the external diameter is 22mm, the total width is 7mm; Suitable for scooters, skateboards, longboards, skates, etc. Durable and less friction: longboard bearings are made of bearing steel, durable, resistant to deformities under heavy loads with low noise and less friction Double armor: this bearing is shielded on both sides to maintain the lubricant and environmental residues that can reduce the speed and life of the wheels Note: If you use it for the main spinning toy bearing of the finger, please make sure the bearing size is 608 bearing and clean the bearing oil; The oil can antioxidant and lengthen life, but will reduce the speed Color: silver Good material The skate bearings are made of durable bearing steel, which provide good durability, high speed, good strength and longevity, resistant to deformities under heavy loads with low noise and less friction. Common use Shield on both sides of the bearing to keep lubricant and contaminants out, as well as for easy cleaning. Can be used on skateboard, long board roller skate. Hot note: New bearings may have a slow speed at the beginning, but will be faster after several times the use; If you use it on the finger toy, please make sure that the size of the bearings is 608 bearings. If you want to keep your bearings a long useful life, please keep the bearings clean, dry and keep with cleaning oil and lubricating oil regularly. The wheel oil can make the antirust bearings, lubricants oil can reduce the noise and abrasion, but the oil will delay the rotating speed of the bearing, if you do not want, you can use the degreaser to remove the grease according to your needs This bearing is only suitable for children over 8 years old. Please keep them away from children under 8 years of age to a