Bespoke Track Cog - Silver oi bell which measures an external diameter

which measures an external diameter of 26

Material: 6061 T6 double butted aluminium alloy

It's a fast

Built to fit all single speed or track frame sets

The Out Front Mount positions your phone for easier viewing as well as providing improved aerodynamics

Bespoke Track Cog - Silver oi bell which measures an external diameterObsessed with drivetrain performance we had to produce Track Cogs too! The Bespoke Chainrings tooth profile will ensure you have a smooth, reduced friction drivetrain. Its in the design and machining! Smooth, Silent, Responsive. Hardened Stainless Steel 12 19t, 1 8th. New 16 and 17t Polished Cogs are in Hardened Chromoly for an even stronger, harder wearing cog. Specs: 12 19t 1 2" x 1 8" (Track, Single Speed Chain) ISO 1. 375 x 24 TPI Hardened