Just add wood! The perfect addition to build your deck or upgrade your current setup! 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. This alloy provides a great grind and the geometry provides for fast and smooth turning. Full kit includes 5.0 Core Trucks 52mm White Wheels Abec 5 Bearings 1' Hardware 1/8" Riser Pads Abec 5 Bearings with Spacers The bearings are ABEC5 bearings. With a thermally applied coating to enhance corrosion resistance and hardened steel balls for a higher Rockwell rating, these bearings will ensure long-lasting durability to keep you rolling. Including friction-free rubber shields pre-lubricated. 1" Hardware Includes 1” black Phillips bolts. The hardware is made of high-grade steel and have reduced, rounded heads and counter sunk for less board stress. The top part that is inside the wood and truck holes (shoulder) is not threaded, so the bolt fits snugly and has less vibration, which keeps the nuts from loosening and makes the bolts and the board last longer. 1/8" Riser Pads Includes a set of riser pads that are 1/8" thick and made of polyurethane. These risers feature the 6 hole design so these will fit on virtually all deck and truck combinations. Using riser pads can prevent wheel bite, increase deck life, help provide a smoother ride, and also increase your pop. 52mm White Wheels The wheels are 52mm 99a, and made with urethane. You get the same great feel when skating in the park or on the street. To be able to pick out the right size skateboard trucks for you deck, you need to know the width of your deck first. You want to have your trucks be the same size or as close to the same size as your deck as possible. You don’t want them to be to small or to big.