Spitfire Formula Four 99D Blackout Classics Skateboard Wheels Size:54mm Deep Groove Raceways- balls roll

Deep Groove Raceways- balls roll deep in raceway channels - reduces side impact damage & breakage

fingerboard rail

smooth speed and controllable slide when you need it

These uncommon solids were inspired by those who believed in us first

Powell's Original Slider Rails Great Sliding

Spitfire Formula Four 99D Blackout Classics Skateboard Wheels Size:54mm Deep Groove Raceways- balls rollDesigned with your favorite classic Spitfire Classic wheel designs and manufactured with the quality high performance, Formula Four urethane. Formula Four Urethane lasts longer, withstands more abuse and performs superior to all other wheels. Designed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Manufactured using a 100% pure urethane compound, Formula Four wheels out