You are reading a single comment by @edscoble 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.
@edscoble
it's because the bag is also attached to the seatpost pulling it forward.
to have it vertical, those bagman saddle rack help hold it up in the right angle (or a rear rack).
you can see how it is from this side shot;