it's possibly your position on the bike, maybe from pushing your hips forward and arching your lower back instead of pivoting forward at the hips and keeping your back straight.
@deleted 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.
it's possibly your position on the bike, maybe from pushing your hips forward and arching your lower back instead of pivoting forward at the hips and keeping your back straight.