Longboard Skateboard Trucks Combo Set 70mm Blank Wheels with Silver Trucks, Bearings, and Hardware Package This just add wood package contains everything you need to complete or upgrade a deck. Includes Trucks, Wheels, Bearings, Hardware, and Risers. Just add wood! The wheels measure 70mm with a 78A hardness Wheels offered in multiple colors Core trucks are light weight and feature heavy duty aluminum with grade 8 steel kingpins and axles, as well as USA made bushings and pivot cups.