The Surly Fixxer converts most Shimano cassette hubs to fixed gear.
- Converts any Shimano cassette hub to fixed gear (except pre-1997 and 2004 Dura-Ace and Silent Clutch)
- Includes all hardware, spacers, solid axle and axle nuts for conversion
- Stepped thread for cog and lockring (sold separately)
- Weighs 220g (7.75oz)