The original and only absoluteBLACK Premium, Shimano 12-speed Hyperglide+ compatible direct mount 1x oval traction chainrings are designed for Shimano Cranks. They feature the exact same excellent oval shape as the rest of Absolute Black's oval chainring portfolio. This new type of direct-mount chainring will make your Shimano crank look great and perfectly mesh with Shimano's 12-speed Hyperglide+ chain. Features Oval rings help the rider to spin smoother and more efficiently 32t is equivalent to 30t at the dead spot and 34t at the power zone Narrow-wide tooth profile keeps the chain snug, allowing you to leave the chain guide behind 3mm Offset Designed in UK, manufactured in Poland Compatability The Absolute Black Shimano 12-Speed Oval Chainring is compatible with the following Shimano Crank Arms: XTR M9100 Deore XT M8100, SLX M7100 Deore M6100 NOTE: Due to the nature of the PVD process, every Oil Slick chainring is unique, and colour may vary. Not a single chainring is the same which makes your new ring completely individual.