Burgtec Thick-Thin Direct Mount Chain Ring - Shimano Direct Mount - 3mm Boost - Round - Iron Bro Orange - 12 Speed Shimano - 30T YGroup_7033792036909 BB compatibility: Fits both FSA

BB compatibility: Fits both FSA MegaEvo cups

Sweat Wipe Included: The thumb is nice and fleecy for sweat and nose wiping duties

The chainring mounts via 4 bolts with a 96mm BCD (bolt circle diameter) and the 178

CNC Machined

Burgtec Thick-Thin Direct Mount Chain Ring - Shimano Direct Mount - 3mm Boost - Round - Iron Bro Orange - 12 Speed Shimano - 30T YGroup_7033792036909 BB compatibility: Fits both FSAKeep 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.