The Spitfire Formula Four Kader Puffs Radial Full Wheels 99D 54mm have the following characteristics:
Formula Four brings you:
Unmatched abrasion resistance, which equals fewer flat spots
Smooth anti-stick slide
More controllable grip
Lasting speed
The Radial Full shape brings a super wide riding surface with round edges for stability and versatility
Height: 54 mm
Contact patch: 25 mm
Width: 38 mm
Hardness: 99 Duro