Replacement derailleur hanger, Compatible with 12 x 1.5mm threaded axlesSalsa framesFits: Salsa Colossal Ti 2015+, Salsa Warbird Carbon/Alloy (2016âÂÂ2018), Salsa Cutthroat V1 (2016âÂÂ2019), Salsa Blackborrow, and Foundry Overland 2016All-City framesFits: Cosmic Stallion 2018+, All-City Electric Queen, All-City Gorilla Monsoon V1 (pre-2020), and All-City Nature Cross 2019+