Spitfire Formula Four 101D Venom Radial Skateboard Wheels Size:55mm Freestyle 3BT™Triple Base Technology™ is

Freestyle 3BT™Triple Base Technology™ is awesome

Circular tread with a forefoot pivot circle gives you multidirectional grip

so our techies here listened to our top riders

Can’t quite seem to raise the drawbridge all the way

Spitfire Formula Four 101D Venom Radial Skateboard Wheels Size:55mm Freestyle 3BT™Triple Base Technology™ isSpitfire Formula Four 99D Radial Skateboard WheelsTested by Spitfire Team riders, Formula Four Performance Urethanelasted 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 from a single benefit, but