Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Iron Bro Orange - 9-12 Speed - 28T eBay Number of occupants: One

Number of occupants: One

Race sealant is made for race-day use and needs to be inspected more often than standard sealant

Spindle: machined with chromoly

Bearing options: Standard Bearings - These run Enduro ABEC 3 Sealed bearings

Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Iron Bro Orange - 9-12 Speed - 28T eBay Number of occupants: OneKeep 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.