Narrow wide chainring for Shimano direct Cranks 30T Hyperglide+. Pilo production facility is ISO 9001 2015 certified by URS. Chain compatibility: Hyperglide+ x12 Speed. Fits direct mount Shimano, XTR M9100-1, XT M8100-1, and SLX M7100-1 series 12 speed cranksets - single chainring.