So youve mastered the basics and want a skateboard with a little more spec to practice your skills the 540 series from the tony hawk signature range features great specification skateboards for beginners and those who are progressing in the sport specification deck 7 ply rusian maple with full 80s grip tape size 31 5 x 7 75 double kick with concave trucks 127mm 5 v5 trucks with high rebound 88a bushings wheels 53mm x 32mm 88a high rebound urethane with full colour graphic bearings