For that money, it should be under 5kg. You could build a proper drop bar (+100g) racing bike with gears (+600g) at about 6kg for £4.5k
Where's the fun in that though?! ;-)
@Alb 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.
Where's the fun in that though?! ;-)