D dan28 Senior Retro Guru Apr 21, 2014 #1 as above to allow you to use a rear disc brake on a frame that doesn't have a disc mount
mistermonkeywrench MacRetro Rider Marin Fan Feedback View Apr 21, 2014 #2 Hey, Not sure if you've seen these here or if you're looking for a cheaper 2nd-hand one... http://www.winstanleysbikes.co.uk/produ ... tAodznUA5A Seems to be the cheapest in the UK, and free postage.
Hey, Not sure if you've seen these here or if you're looking for a cheaper 2nd-hand one... http://www.winstanleysbikes.co.uk/produ ... tAodznUA5A Seems to be the cheapest in the UK, and free postage.