2.5pc design featuring a proprietary internal wedge system in each arm to ease installation & removal, rectangular shaped heat-treated chromoly crank arms with 1pc spindle/sprocket bosses & a 48 spline 22mm hollow chromoly spindle with a single hollow flush mount spindle bolt. Right or left hand drive compatible. section Product Specs Crank Type: 2.5pc Spindle Diameter: 22mm
Includes:: BB: No Weight: 978g / 34.5oz