Burgtec Thick-Thin Direct Mount Chain Ring - Shimano Direct Mount - 3mm Boost - Round - Black - 12 Speed Shimano - 30T eBay There's even pins behind the

There's even pins behind the largest cog to help stop the chain from damaging your spokes

Type: PM6 with 4x 18mm pistons

These rings fit any 96 symmetric BCD crankset

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The Park Tool CC-4 Chain Checker will let you know when it's time to replace your chain so that you can keep your drivetrain running sweet and save some money on replacement parts

Burgtec Thick-Thin Direct Mount Chain Ring - Shimano Direct Mount - 3mm Boost - Round - Black - 12 Speed Shimano - 30T eBay There's even pins behind 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.