Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Rhodium Silver - 9-12 Speed - 30T PDP|Colour The set includes all the

The set includes all the sizes you're likely to encounter on a bike plus some extras

hardcore XC riders might want something a little less full-on

The sock is also breathable

Spindle Size: 24mm

Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Rhodium Silver - 9-12 Speed - 30T PDP|Colour The set includes all theKeep 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.