size: 54 mm
contact patch: 22 mm
width: 34 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 Conical Full
conical shape, wider riding surface and cutaway design
details: graphic print on the front
terrain: all terrains
Mark Gonzales signature on the backside
Mark Gonzales pro model