Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Purple Rain - 9-12 Speed - 30T Ignore Wholesale Tier 1 Brand Rule A standard bearing will feel

A standard bearing will feel much smoother at first but will degrade much more over time as the grease breaks down and dirt/water ingress occurs

They will complete your build nicely

27 x 17 x 73mm

The sturdy base mounts to most modern bars with ease via a single steel Torx bolt

Ammonia free

Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Purple Rain - 9-12 Speed - 30T Ignore Wholesale Tier 1 Brand Rule A standard bearing will feelKeep that chain in place where it should be with a Burgtec Thick Thin Chain Ring. Designed with a proven thick thin tooth profile for improved chain retention. Who's this item for: Riders who use 1x drivetrains and are looking for superior chain retention as well as durability. Weight: 0. 08g Pros: Wide range of tooth options. Works for 9, 10, 11, and 12 speed setups. Great build quality. Cons: Oval options not available in all mounting types.