You are reading a single comment by @kjlem and its replies.
Click here to read the full conversation.
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.
kjlem
I think this is fairly common. I guess it makes sense to use bigger diameter tubes in some cases (for stiffness etc) but use a sleeve to keep to normal seatpost sizes.