http://www.wiggle.co.uk/p/cycle/7/Shimano_R650_Dual_Pivot_Brake_Calliper,_57mm_Drop/5360037370/
@pifko started
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.
http://www.wiggle.co.uk/p/cycle/7/Shimano_R650_Dual_Pivot_Brake_Calliper,_57mm_Drop/5360037370/