Surly Track CogSURLY TRACK COG Surly California Proposition 65 https: cambriabike. com pages warning california proposition 65 The Surly Track Cog is built for fixed gear applications, offering durability, reliability, and compatibility with a wide range of track hubs. Machined from SCM415 Chromoly steel and heat treated for extra strength, it ensures long lasting performance for both street and velodrome riding. The 7. 4mm thread base provides maximum engagement

and pull out the old pin

7 kg (manufacturer)

Shimano EF505/MT200 Disc Brake

Will convert your Stan's 3

Although economically priced

Compatible Chain: HG-X 10-speed

Knurled knob for reliable grip even with mittens or gloves

The HCW-17 features two different radius hooks for a precise fit on most fixed-gear lockrings

This means you can customise your shifting preferences either in your home workshop or out on the trail

The hanging U-bar collapses with a simple pull pin to reduce the distance your rack sticks out from the vehicle

KMC X9 - 9 Speed Chain

EXTRA-LARGE STORAGE HOOK — WOOD THREAD