If you only have half a headset but don't know what that half is, wouldn't it be easier to buy a whole new headset? Throwing money at a bike problem is how I roll anyway.
@youramericanlover 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.
If you only have half a headset but don't know what that half is, wouldn't it be easier to buy a whole new headset? Throwing money at a bike problem is how I roll anyway.