The SRAM S150 Eagle Transmission Crankset provides confidence with robust aluminum cranks and a sturdy steel T-Type chainring. Available in progressively shorter lengths, and with a finish that pairs well with Eagle 70, giving you more options to bring Eagle Transmission to more riders. 3-Bolt Steel Eagle T-Type direct mount ring Use 118/73 Powerspline Bottom Brackets SRAM Model ID: FC-S150-B1