Fits on Models: DUAL, DUAL GPR, DUAL SH 1.75, Dual SH DBC, DUAL SH DBC (Smart Funnel), DUAL SH DBC SST, DUAL SH-1.50, DUAL SH-1.75 GALLON, DUAL TF, DUAL-SH, SINGLE, SINGLE SH, SINGLE SH 1.5, SINGLE SH 1.75, SINGLE SH DBC, SINGLE TF, SINGLE TF 1.5, SINGLE TF 1.75, SYSTEM III