K2 Booster 80A (4-Pack) Inline Skate Wheels
The Booster wheels features an all-new, high performance formula and a durable, energetic urethane to give your current skates a long-lasting boost. Sizing options range from 72mm to 84mm and are available in 4-pack with bearings and aluminum spacers installed. All wheel packs come in cool, reusable storage bags. Urethane. 4-Pack.