Copey Retro Guru Dec 19, 2008 #1 Hi Chaps, The Quantum arrived and was hoping to have it built, however the front mech I assumed would fit doesn't.. Any idea of what diameter front mech I need? The seat tube diameter is 27.2.. Cheers Mark
Hi Chaps, The Quantum arrived and was hoping to have it built, however the front mech I assumed would fit doesn't.. Any idea of what diameter front mech I need? The seat tube diameter is 27.2.. Cheers Mark