Wolf Tooth Direct Mount Chainring - 34t, SRAM 3-Bolt Direct Mount, Drop-Stop ST, Requires 12-Speed HG+ Chain, BlackThese Wolf Tooth Direct Mount Chainrings are designed to work with Cane Creek eeWings cranksets and SRAM direct mount cranksets with a 3 bolt interface. The tooth profile was developed specifically for Shimano's XTR, XT, and SLX 12 speed Hyperglide+ chain. 7075 T6 aluminum Drop Stop ST Compatible with Shimano 12 speed Hyperglide+ chains on bikes with boost and non boost spacing Designed to be compatible with Cane Creek eeWings cranksets Maintains