PROFILE RACING Bossless Crankset 48 Spline Spindle - 170mm - Black 
Product Description

NO BOSS RACE CRANKSET

-Profile No Boss cranks are exactly the same as our Race Cranks, with the sole exception that they lack a  boss to bolt a sprocket onto them. They require you to run a Spline Drive Sprocket or Spider. They can  be used for left or right hand drive.

-Crankset includes crank arms, 19mm GDH heat-treated CrMo axle, GDH crank bolts, flush washers,  and crank installation/removal tool. 

-Please inform us of what axle length you require or the 6" will be supplied as standard

-BOTTOM BRACKET SOLD SEPARATELY

-Lifetime Warranty to original purchaser.

Crank Arm Weight (per set):
170mm: 550g/19.4oz