-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.

Sizes: 160mm, 165mm, 170mm, 175mm, 180mm

Colors: Black Powdercoat or Chrome Plated

Weight:

160mm Right Arm: 299g/10.50 oz
160mm Left Arm: 299g/10.50 oz

165mm Right Arm: 300g/10.75 oz
165mm Left Arm: 300g/10.75 oz

170mm Right Arm: 310g/10.85 oz
170mm Left Arm: 310g/10.85 oz

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

180mm Right Arm: 325g/11.45 oz
180mm Left Arm: 325g/11.45 oz

Chromoly 6.0 Column axle with bolts: 232g/8.12 oz
Titanium 6.0 Column axle with bolts: 145g/5.07 oz