This listing is for a complete set of Skateboard trucks, wheels, and bearings. Assembled and ready to attach to your skateboard, this listing comes with everything included in the picture! Flavor 7.75′ Trucks, 52mm Donkey Wheels, and Warp 5 Bearings. The trucks are made of high grade aluminum, and measure 7.75′ from axle tip to tip, this is the perfect size for most skateboards! The wheels are 52mm and 99a in hardness. They feature a special street/park hybrid formula that is perfect for all avenues of skating! The bearings are Warp Speed, and rated Abec 5. Like the name states, these bearings will have you skating fast!!