Robust crankset features quick-fit alloy rings, reduced weight,and enhanced drive chain safetyProTech component connects the axle halves for strength and the stainless steel bearings provides smoothness and easy maintenanceIncreased Q-factor of 151mm to provide a comfortable and efficientpedalling style regardless of your heightQuick change chainrings a can be serviced and removed without having to remove the crank175x42ProTechBlack103x4B1x13UPC/EAN/GTIN: 8055136024699