Bigfoot Longboard Skateboard Trucks Combo Set 68mm Boardwalk 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! Bigfoot Boardwalks measure 68mm x 56mm with a 80A SHR hardness. The 80A Super High Rebound (SHR) hardness provides a wheel with slide characteristics (when broken in) that will also grip and maintain high speeds The Boardwalk is designed for the riders looking to get maximum grip and speed while doing hard carving 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.