Spitfire Formula Four Conical 101a Wheels - 53mm, 54mm, 56mm Size:54mm Its durable 4-way stretch outer

Its durable 4-way stretch outer fabric is 15K waterproof

these wheels are meant to roll

Arc Rocker Enhanced levels of rocker possible when using 80 mm wheels and optional Arc Deluxe Rocker Axles (silver)

Razors Buckles

Lightweight

Spitfire Formula Four Conical 101a Wheels - 53mm, 54mm, 56mm Size:54mm Its durable 4-way stretch outerSpitfire Formula Four Conical 101a Wheels are the newest wheel by Spitfire. Tested by Spitfire Team riders, Formula Four Performance Urethane lasted longer, withstood more abuse and performed superior to all other wheels. Spitfire Formula Four Urethane was developed to combine all the desired properties of a performance wheel without sacrificing any one attribute at the expense of another. Formula Four's True lasting Performance Urethane comes not