Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Black - 9-12 Speed - 28T eBay Pros: Quiet

Pros:  Quiet

Freewheel type: These freehubs use the DT Swiss Star Ratchet system

With a deeper profile and reinforced rim walls

It is not powerful enough to be used for offroad riding

Lots of separated compartments for small parts as well as spoke wrench holders mean you can work on a wheel knowing that everything is at your fingertips

Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Black - 9-12 Speed - 28T eBay Pros: QuietKeep 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.