Spitfire F4 Classic 99D Wheels 54mm face the Mountain Twin Split is

the Mountain Twin Split is also built with a fast and durable Sintered

Originally released in '83

Flex: 5 (Scale 1 - 10)

Reapply after 40 minutes of swimming or sweating and immediately after towel drying

Spitfire F4 Classic 99D Wheels 54mm face the Mountain Twin Split isThe 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