Use with 110 BCD 5 arm cranksets.
10, 11, & 12spd Eagle and Flattop - These chainrings are designed to work with all 10 speed, and 11 speed chains. They also work with 12 speed SRAM Flattop, SRAM Eagle and KMC chain
Do not work with Shimano 12 speed Hyperglide+ chain
Weight: 38t - 66g | 40t - 74g | 42t - 81g
Material: 7075-T6 aluminum
Made in the USA