Aramid tensioning system

Grant Taylor has been skating in Blazers since 2014

The Ace 1/8" Shims (aka riser pads)

Evan Mock's debut pro board

on-trend silhouette

Spitfire F4 Classic 99D Wheels 54mm E M9.5-11 W10.5-12 Aramid tensioning systemThe Spitfire Formula 4 Classics come in at a 54mm diameter and 99a durometer making it a pro wheel stable for skating street, skate parks and bowls! The Spitfire Formula 4 Classics are built to excel with its signature Formula 4 design. 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! Features: Diameter: 54mm Durometer: 99a