Surly Track Cogs Stock Item:Surly Track Cassette Cog Lockring 1.29" x 24 TPI Left Hand Thread, Stainless Steel Please see the attached resource

Please see the attached resource below for an exploded diagram of the GUIDE R/RS Caliper A1 (2015-2016)

Weight               27

Pre-assembled MIK Adapter Plate fits bike carriers with integrated MIK profiles

Bleed block for 4 piston brakes

Surly Track Cogs Stock Item:Surly Track Cassette Cog Lockring 1.29" x 24 TPI Left Hand Thread, Stainless Steel Please see the attached resourceSURLY TRACK COGS Our track cogs are designed to spin onto standard ISO threaded (1. 375" x 24tpi) hubs, so they will work with most English, Italian and Japanese hubs, including the Surly New track hubs. The thread base is 7. 4mm wide for maximum thread engagement while maintaining enough room for a track lockring to thread on. Like our cassette splined cogs, these are made from machined, heat treated and chrome plated SCM415 CroMoly steel, so they