Profile Column 22mm BMX Crankset
-Heat treated oversize 4130 chromoly crank arms-The STRONGEST Profile has ever made!
-22mm GDH CrMo axle with 8mm hex aluminum axle bolts.(Titanium axle upgrade available)
-No boss only- spline drive sprocket must be used.
-Column Crankset includes LH & RH crank arms, 22mm GDH chromo axle, aluminum axle bolts/washers, and Column Crank Tool.