FP-V DI DROP-IN FOUNTAIN JAR PUMP, dispenses thin syrups or flavor concentrates from a 3-1/2 quart (10") deep fountain jar (sold separately), 1-1/4 oz. maximum serving, which can be reduced in 1/8 oz. increments with provided collars, the 3" taller discharge point allows additional cup clearance for dispensing in a drop-in application, stainless steel, NSF