This package contains everything you need to make your deck a complete. Includes a set of Core Hollow Kingpin Trucks, 52mm Wheels, Amp Abec 5 Bearings, 1" Hardware, and 1/8" Riser pads. Just add a deck and griptape and you are ready to ride! These core trucks offer hollow kingpins which simultaneously lower the weight of the truck while increasing strength and performance. Featuring hollow body kingpins, lightweight aluminum alloy hangers, heavy duty baseplates, and premium USA Made Bushings and Pivot Cups. Super high rebound (SHR) bushings and pivot cups offer a responsive, smooth, and consistent ride. All Core Trucks are assembled in the USA. Includes 52mm 99A wheels which provide a fast and smooth ride. Also Includes Amp Abec 5 Bearings, 1" Phillips mounting hardware, and 1/8" H-Block Riser pads. Core 5.5 trucks fit boards from 8.0" to 8.5" wide.