The CNC machined aluminum sprocket guide for retrofitting existing Shimano HG singlespeed kits. Can also be used with our standard Shimano HG singlespeed kit. (In this case, a spacer must be inserted on the side without the flange between the sprocket guide and the sprocket). A specially developed hole pattern ensures that the rear sprocket does not clog even under the toughest conditions. Features - For Shimano HG freehub - Weight: 25g (+/- 5 % weight tolerance) - Material: CNC milled aluminum - Made in Germany
Best Price: £46.96 from Merlin Cycles