Shimano Alfine CT-S500 Chain Tensioner Black MFPN=11A00836 Using a basic shock pump

Using a basic shock pump riders can now tune the support of their coil shock by adding pressure to the RAMP Tube

making the front water repellent and wind resistant

A3 cam mount adjusts or removes without tools to a variety of bar sizes

Oversized headset bearings and a tapered steerer improve front-end stiffness and steering precision

Product number: OZ40124

Shimano Alfine CT-S500 Chain Tensioner Black MFPN=11A00836 Using a basic shock pumpShimano Alfine CT S500 Chain TensionerNot for use with coaster brake or fixed gear hubs 20 tooth max rear sprocket 16 tooth chainwrap capacity 41. 8mm chainline Uses washers on the mounting bolt for 5mm of chainline adjustability Color Black