You are reading a single comment by @hippy and its replies.
Click here to read the full conversation.
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.
hippy
Soon-ish
http://www.starbike.com/en/shimano-dura-ace-di2-disc-brake-set-st-r9170-br-r9170-front/
http://www.starbike.com/en/shimano-dura-ace-di2-disc-brake-set-st-r9170-br-r9170-rear/
Even the pros dont have them yet so I am guessing Q3 2017 at least ..