http://www.ebay.co.uk/itm/VGC-SIMONELLI-vintage-road-frame-set-steel-chrome-columbus-colnago/290989127417?rt=nc&_trksid=p2047675.m1851&_trkparms=aid%3D222002%26algo%3DSIC.FIT%26ao%3D1%26asc%3D74%26meid%3D1841347450825137369%26pid%3D100005%26prg%3D1048%26rk%3D1%26rkt%3D4%26sd%3D111179488231%26
26.8 seatpost so not sure if it's high-end tubing but very nice frame/condition
http://www.ebay.co.uk/itm/14-Bike-Co-Bicycle-Track-Bike-Fixed-Gear-Fixie-Fixy-Single-Speed-Steel-Frame/131008125468?rt=nc&_trksid=p2047675.m1851&_trkparms=aid%3D222002%26algo%3DSIC.FIT%26ao%3D1%26asc%3D74%26meid%3D1841355634041552382%26pid%3D100005%26prg%3D1048%26rk%3D1%26rkt%3D4%26sd%3D200965300992%26
If it stays at £500 a nice build (if you can stand non-matching wheels) but only 50 cm top tube.
@JWestland 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.ebay.co.uk/itm/VGC-SIMONELLI-vintage-road-frame-set-steel-chrome-columbus-colnago/290989127417?rt=nc&_trksid=p2047675.m1851&_trkparms=aid%3D222002%26algo%3DSIC.FIT%26ao%3D1%26asc%3D74%26meid%3D1841347450825137369%26pid%3D100005%26prg%3D1048%26rk%3D1%26rkt%3D4%26sd%3D111179488231%26
26.8 seatpost so not sure if it's high-end tubing but very nice frame/condition
http://www.ebay.co.uk/itm/14-Bike-Co-Bicycle-Track-Bike-Fixed-Gear-Fixie-Fixy-Single-Speed-Steel-Frame/131008125468?rt=nc&_trksid=p2047675.m1851&_trkparms=aid%3D222002%26algo%3DSIC.FIT%26ao%3D1%26asc%3D74%26meid%3D1841355634041552382%26pid%3D100005%26prg%3D1048%26rk%3D1%26rkt%3D4%26sd%3D200965300992%26
If it stays at £500 a nice build (if you can stand non-matching wheels) but only 50 cm top tube.