The Razor Genesys 7.3 Aggressive Inline Skates is a great mid priced skate for users of all skill levels. It comes with Razor Pro Team 56mm/90A wheels and 42mm GC anti-rocker wheels with aluminum spacers. And it also comes withABEC 5 Bearings. The Ground Control Featherlite 2 Frames is light weight to give you the confidence to learn and improve on your grinding skills. The Razor Genesys 7.3 Aggressive Inline Skates also feature Oversized heel pad and a Perfectly aligned backslide plate groove.