Salsa Hardware Kit for Alternator 2.0 $4,99 favorite_border Salsa Hardware is specifically designed for, and only compatible with, Salsa frames using the Alternator 2.0 dropout system. For use on 2017 and newer alternator 2.0 Adjustable plates(FS2350) and fixed position plates(FS2351). See at Unlimitedbiking See all Dropout