Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Race Red - 9-12 Speed - 28T Needs Images The Speed Knee stays in

The Speed Knee stays in place with silicone grippers and the seamless construction keeps them extremely comfortable

Materials: 7075-T6 aluminum

Servo Wave

The SuperB 2 in 1 Display Stand is simple and effective bike stand to use for displays

Super-stiff

Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Race Red - 9-12 Speed - 28T Needs Images The Speed Knee stays inKeep 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.