Full Speed Ahead Omega 1x Chainring - 42t 120mm BCD Black

True value and performance are found in these chainrings. They offer both long wear life and smooth shifting.MegaTooth technology for superior chain retentionFSA 120 BCDN11 chainrings are compatible with all 10 speed drivetrains and compatible with FSA SRAM and Shimano 11 speed drivetrains