The Easton Direct Mount CINCH SHI12 Gravel and Road 1x chainring brings 12-speed compatibility to the lightweight and versatile EC90 SL crankset. Via the simplicity of CINCH, riders can enjoy the expanded gear range and butter-smooth shifting of 12-speed, while conveniently swapping rings on their EC90 SL or EA90 cranks. Chainring is designed for use with Shimano 12-speed HG+ chains only.Optimized tooth profile offers excellent chain retention while minimizing drivetrain friction commonly experienced in 1x applications, no chain guide neededCNC shaping below the teeth improves mud clearance from the tooth-chain interface to prevent chain drop and wearOptimized for Shimano HG+ 12-speed chains and is compatible with Shimano 12-speed drivetrainsProvides 47mm chainlineItem SpecificationsColorBlackDefined ColorBlackDirect Mount TypeDirect Mount CINCHDrivetrain Speeds12MaterialAluminumRound or OvalRoundTooth Count40Weight90 Easton Direct Mount CINCH Chainring for 12-Speed HG+ Chain Direct Mount Chainrings UPC: 821973476766