box-one-m30-m-cranks-euro-bb-155mm-black
box-one-m30-m-cranks-euro-bb-155mm-black, Featuring 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 Vector 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.Matte black with laser-etched graphics