PX are doing 1/8th 12t cogs for £15
http://www.planet-x-bikes.co.uk/i/q/SKOOCNCTC18/on-one-cnc-alloy-screw-on-track-cog-1-8in
@Virgil started
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PX are doing 1/8th 12t cogs for £15
http://www.planet-x-bikes.co.uk/i/q/SKOOCNCTC18/on-one-cnc-alloy-screw-on-track-cog-1-8in