link; http://shop.44rn.com/product/aarn-aamerica-b-w-edition-144-47-49-track-chainring-144bcd-47-49-tooth
@Heldring 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.
link; http://shop.44rn.com/product/aarn-aamerica-b-w-edition-144-47-49-track-chainring-144bcd-47-49-tooth