Profile Column Cranks

Please use Profile 22MM Bottom Bracket with Column Cranks. 

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.

-Lifetime Warranty to original purchaser.

175mm Right Arm: 315g/11.03 oz
175mm Left Arm: 315g/11.03 oz

Chromoly 6.0 Column axle with bolts: 232g/8.12 oz