FSA`s steel megatooth 4 bolt chainrings are perfect for MTB and E-MTB bikes with heavy-footed power riders
Long tooth profile enhances chain retention
Thick Thin tooth design for maximum chain engagement
Compatible with all 9, 10, and 11 speed chains as well as Sram 12s Eagle chains
Not compatible with Shimano 12s or Sram 12s road chains
