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Posted by @tuttonp
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
I'm looking for a Shimano Ultegra (FC-6800) 50T outer chainring to swap out a 53T I current have fitted.
Bought an 'Ultegra 50T' chainring only to find it's slightly different in design (it fits but the outer arm shape is different (thanks Shimano))