Material: Adopted carbon steel material, these Skateboard Longboard Bearings Scooter Roller are solid and durable.
Use for: Replacement bearings for skateboards, longboards, pro scooters, inline skates, rollerblades, roller hockey, ripstiks and much more.
Accelerate faster:ABEC-9 bearings spin fast and smooth. Speed lubricant, super fast.
Size:Inside diameter 8mm,outer diameter 22mm.
Product Specification:

Material Carbon steel
Quantity 10 pcs
Inside diameter 8mm/0.32in
Outer diameter 22mm/0.87in
Thickness 7mm/0.28in