Standard replacement crossfader for most Numark mixers, specifically the C1, DM1001X, DM1002X, DM1090X, DM1090, DM1090X, DM1125, DM1190X100, DM1200, DM1235, DM1285, DM1295, DM1600X, DM1635, DM1685, DM1720X, DM1800X, DM1820X, DM1835X, DM1920X, DM2000X, DM2002X, DM3000X, DM3001X, DM900, DM905, DM950, DM950USB, M1 and M1USB.