Profile Racing 13t Cog - Silver - USA Made 170mm It features fully welded joints

It features fully welded joints

Featuring nine super-durable pawls for 108 points of engagement

The MCS 5-bolt chainring is an all-American CNC-machined product made of 6061 aluminum

It has a 10mm stack height and will fit 1- 1/8" forks and 7/8" bars

It uses M8 spindle bolts (not included)

Profile Racing 13t Cog - Silver - USA Made 170mm It features fully welded jointsThe standard Profile Cassette Cog is made of chromoly steel and is nickel plated. It has a proprietary 10 spline center that only fits Profile cassette hubs. It works with 3 32" chains. Size: 13tThe item photo is a stock image. You will receive the size described above.