Both top and bottom Nipple bushings feature a subtle chamfer on one edge which improves performance with cup washers

Each skateboard measures 8

Poly/cotton twill zip-up work shirt

Formula Four Urethane: Experience the gold standard of skateboard urethane

Heavy duty contoured EVA memory foam

SPITFIRE F4 CLASSIC WHEELS Aggressive Skating Both top and bottom NippleSpitfire Formula 4 features more speed and control on all surfaces, unmatched flatspot resistance, smooth anti stick slide, high rebound compound. 100% true performance urethane. Classics Shape: The number 1 wheel in skateboarding. Medium width riding surface with round sidewalls. Designed for control in all situations. 52mm x 32mm with a 15. 6mm riding surface and Formula Four 99A durometer. 55mm x 34. 6mm with a 17. 3mm riding surface and Formula