Pack of 4 pieces skateboard wheel longboard rollers made of wear-resistant & solid PU material providing durable use experience.Smooth, comcompatible withtable, and durable, allowing you to find more fun.Effective reduce the vibration feet and noise of the skateboard.Fine workmanship, beautiful looking and plenty of colors make your board attracting.Suitable compatible with many occasions, indoor, outdoor, asphalt roads, parks.78A hardness which is soft with plenty of grip,Flash wheels, light up / glow at night, cool experience when skateboarding, street, riding, sliding, downhill, mountain, etc. also keep skater safe at night.Replacement wheels compatible with longboard, cruiser, skill, skateboard rebuilding or repair kit.Suitable compatible with kids Skateboard, Longboard, Electric Skateboard, Mini Cruiser, etc.Colour:blackMaterial:PUSize:70 x 51mmPackage Contents:4 * flashing wheel4 * Magnetic core8 * BearingOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.