Burgtec Thick-Thin Alloy Chain Ring - 104 BCD - Oval - Black - 9-12 Speed - 32T YGroup_7033398493229 These non directional links are

These non directional links are non re-usable

The EVA midsole provides extra support and added shock absorption

and the D30 insert

If you've ever had an annoying set of pads that constantly slide down

DeHy Basic contains:

Burgtec Thick-Thin Alloy Chain Ring - 104 BCD - Oval - Black - 9-12 Speed - 32T YGroup_7033398493229 These non directional links areKeep 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. Mounting style: 96 64mm PCD Weight: 56g (30t) Pros: Wide range of tooth options. Works for 9, 10, 11, and 12 speed setups. Great build quality. Cons: Oval options not available