Description:16Pcs Rotation Speed Skateboard Skate Longboard ABEC-9 608RS Steel Bearings Blue<br>Specifications:Material: Carbon steelColor: BlueQuantity: 16 pcsWeight: 186gInner Diameter: 8mmOuter Diameter: 22mmThickness: 7mm<br>Features:Carbon steel material， solid and durableABEC 9 wheel bearings， suitable for rollerblades skateboard<br>Package Contents:16 x Wheel Bearings1 x Plastic Cover