The quality wheels for your street deck to keep the ride smooth and easy. 90x52mm wheels feature center set, 44.45mm hubs constructed of sturdy, impact-resistant plastic. Hub is wrapped in durable polyurethane to a depth of 19.05mm. Durometer rating of 78A, combined with the wheel's extra width, makes for a steady, shock-absorbing ride. Hot colors coordinate or contrast with any board to add some style to your kit. Premium ABEC 7 Cal 7 bearings spin fast and smooth. This set of eight bearings features stainless steel construction, includes four spacers and is the perfect set for a custom board setup.