You wanted a quick road bike that happens to take large tyres (although I don't know why). It's not going to be quick when it weight 20kg because of budget parts.
but I weigh 63
So it should weigh even less because of watts/kg.
@amey 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.
You wanted a quick road bike that happens to take large tyres (although I don't know why). It's not going to be quick when it weight 20kg because of budget parts.