RENNEN ALUMINIUM COGS

The BMX race Rennen cog 7075-T6 aluminum CNC machined (83% stronger than the 6061) and polished to a beautiful luster, offering the highest performance at the right price.
Rennen Cogs are 3/16" thick at the Spline interface assuring that you won't damage your precious hubs.

Only Rennen Cogs offer a single speed specific tooth profile which have been designed to extend tooth life.

At 0.6oz (17 grams, 16T) this makes Rennen Cogs one of the lightest on the market.
For 3/32" chain.

Single speed - Compatible Shimano cassette.

Cogs are available in all sizes from 13T- 25T, Shimano Spline compatible and will also work with 8 & 9 speed chains.

All sizes and colours available, if not in stock we can order it in approx 2-3 week delivery - Please contact us pedalchampsales@outlook.com or through our contact page on the website.