Just for that? You could just take it off and put it in a butty bag
Actually now I think about it it's probably because the boom-tube is so massive so you couldn't put a coupler on it.
there are couplers for boom tube, as long as it's circular
@TvH 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.
Just for that? You could just take it off and put it in a butty bag