The Rollerblade Performance Inline Skate Wheel Kit is a great option for those looking to upgrade or replace their current set of wheels. At 72mm they are a versatile recreational wheel that is perfect for those warm days when you just want to enjoy a leisurely skate through the park or at the rink. These wheels are strong and soft so they can absorb road vibration and offer plenty of grip. Complete with the SG5 Bearings, you'll find that these wheels will get you moving quickly and maintain the speed. If you want excellent performance then look no further than these Rollerblade Performance Inline Skate Wheels. Skate Type: Fitness, Best Use: Recreational, Bearings Included: Yes, Number of Wheels: 8, Wheel Durometer: 80A, What Bearings are Included?: SG5, Model Year: 2019, Product ID: 383356, Model Number: 06232400 000, GTIN: 0885315886262