Designed for Race Face CINCH cranks with removable spiders. This chainring features the patent pending asymmetrical Drop-Stop tooth design for the best in wear life, mud clearance, and chain retention. - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's - Shimano 12-speed specific chainrings - Not compatible with 9-speed chains - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Made from 7075-T6 aluminum for long life SPECIFICATIONS - Material: Aluminum - Round or Oval: Round - Chainline/Hub Compatibility: 141/148 Boost Hubs - Direct Mount Type: Direct Mount CINCH - Tooth Count: 32 - Ring Position/Type: Chain Retaining Single Ring - Drivetrain Speeds: 9 , 10 , 11 , 12 - Defined Color: Black - Chainring BCD: Direct Mount CINCH - Offset: 3