Description
Project 321 Boost Hub Set SRAM XD 15x110mm 12x148mm 32H 6 Bolt Green model sb45 Shift ramp designs provide fast Shift ramp designs provide fast and smooth shifts by HYPERGLIDE+ technology Light and stiff construction reduces cassette inertia resulting in faster acceleration and increased chain security Designed with a Shimano Micro Spline body that features smaller and more widely distributed splines to limit cog damage on freehub The CS M8100 cassette meets durability requirements for E MTB applications Ridley X Night Sunweb Napoleon Games Cycling Team Cyclocross Bike 2013