If you want your cleat to last forever - spd.
If you don't want to accidently unclip and die - atac.
@Sumo 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 don't want to accidently unclip and die - atac.