Wolf Tooth Elliptical 110 BCD Chainring - 38t, 110 BCD, 5-Bolt, Drop-Stop, 10/11/12-Speed Eagle and Flattop Compatible, Black

The simplest way to explain the way these rings feel is having 2 teeth less in the weak part of your pedal stroke and 2 teeth more where you have the most power Features Wolf Tooth's Drop-Stop tooth design for maximum 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