Spitfire Wheels: F4 99a Conical Coal Headwear Dial in the fit with

Dial in the fit with the Dual BOA Fit System featuring the TX3 lace

Place stomp pad in front of your back foot binding and center edge to edge

layered laminate has added elastomer stringers between the 0 degree and 90 degree glass fibers (the length of the effective edge)

Pint-sized progression for even the littlest rippers with expandable sizing that grows with kids' feet

Forma X Ankle Strap – Exoframe exterior for instant response

Spitfire Wheels: F4 99a Conical Coal Headwear Dial in the fit withOverview KEEPING THE UNDERGROUND LIT Ride the fire with the Spitfire Formula 4 Radial Full 99a Wheels. Designed 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