Is this thing necessary? Is it stock on Arkoses?
Doesn't do any harm. If the chainring isn't a narrow/wide, maybe best to leave it on, just to be on the safe side.
@jontea 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.
Is this thing necessary? Is it stock on Arkoses?