It's for a 28.6mm seat tube which commonly take 27.2mm seat posts. Thanks
@JuanSock 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.
It's for a 28.6mm seat tube which commonly take 27.2mm seat posts. Thanks