You are reading a single comment by @spotter 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.
spotter
Looks like Rotor RCK
Before they started doing oval rings, they made these where the angle between the left and right crank arms change throughout the rotation to try and eliminate the dead spot