Buy, sell, swap, give away and recycle things. Not just bike related, anything goes as long as its a bit Agreeable! Intended for member-to-member transactions, commercial posts may be moved to 'Commercial'.
Hi Carl. What ratio are you after? I'm in the hunt for an 11-23 so will have a 12-27 going spare shortly. Can't remember if it's 105 or ultegra but it's only got a few hundred miles on it.