Wolf Tooth Direct Mount Chainring - 34t, SRAM 8-Bolt Direct Mount, 6mm Offset, Drop-Stop ST, Requires 12-Speed HG+These Wolf Tooth direct mount rings are designed for SRAM cranks with 8 bolt mounting and are specifically optimized for use with Shimano Hyperglide+ 12 speed chains and drivetrains. This chainring is equipped with the patented Drop Stop ST asymmetrical tooth design that provides the best in wear life, mud clearance, and chain retention. Includes set of (8) custom T20 stainless steel bolts for mounting. These direct mount chainrings will replace your