It is, but they're darn strong.
Once you fixed it in place, it'll be hard to get it out of shape.
@edscoble 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 is, but they're darn strong.
Once you fixed it in place, it'll be hard to get it out of shape.