size: 56 mm
contact patch: 18 mm
width: 35 mm
durometer: 99A
formula:
Spitfire's Formula Four Urethane Formula
high abrasion resistance and flatspot resistance, anti-stick slide for constant, fast and smooth slides
shape:
Formula Four Classic
timeless shape that is proven for speed and control
details: graphic print on the front
terrain: all terrains
Mark Gonzales signature on the backside
Mark Gonzales pro model