Box components Box One M30-M 150mm Euro crankset black Model-GXP 4 Tubeless Folding Black/Bronze Evolution

4 Tubeless Folding Black/Bronze Evolution Line Super Gravity Addix Soft

Made to be used with Wolf Tooth Seatpost Clamps

P Zero SmarTube is the most advanced inner tube in the range

radial cartridge bearing with metal cage separated

Box components Box One M30-M 150mm Euro crankset black Model-GXP 4 Tubeless Folding Black/Bronze EvolutionFeaturing beefy hollow forged crank arms and a massive 30 millimeter Praxis M 30 spindle cold forged from 7075 aluminum and precision ground to extremely tight tolerances the Box One M30 M Crankset is the absolute stiffest junior BMX crankset available today. A precision CNC machined chromoly alloy self extracting crank bolt system makes installation and removal a snap. Includes Praxis External BSA Bottom Bracket and M30 installation tool TECH SPECS