Intro7 7075 CNC Alloy Cog + Lockring

The Intro7 Alloy Cog + Lockring is made by 7075 alloy and cnc cut out, prefect round shape and extremely lightweight. Price include one cog and one lockring Description • Cog is standard 1.370"x 24tpi English threading • 1/8" only • Lockring is standard 1.290"x 24tpi English threading • Need bottom bracket tool for the lockring installation