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.
Compatible Shimano cassette.

Note: Rennen Products will be shipped to you direct from Rennen. From time to time, Rennen may not have a color in stock, but will have the gear and just need to send it out for Anodize color. It will be produced ASAP once ordered and will be shipped to you when ready, but the delay could be 1-2 weeks on some orders, depending on Rennen’s production schedule.