Spitfire’s Formula Four Performance Urethane lasts longer, withstood more abuse and performed superior to all other wheels.
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.
Formula Four wheels retain more material, cone less and keep their original shapes and sizes longer than any other wheel.
SPITFIRE FORMULA FOUR LOCK-INS BLUE:
- Diameter: 53mm
- Durometer: 99a
- Wheel shape: Lock-Ins
- Asymmetrical shape and design
- More here: SPITFIRE WHEELS
Jamie Foy Burns Four-Ever : Formula Four Lock-Ins. As a result, the Formula Four Performance Urethane is unlike any other out there. Formula Four wheels retain more material, coned less and keep their original shapes and sizes longer than any other wheel. Overall, be sure to keep yourself in the loop on the rest of the amazing products that Spitfire has to offer for skaters of all kind here: SPITFIRE WHEELS