All polypropylene construction with EPDM seals, 2″ BSP bung threads and a unique adjustable locking nut to allow the pump to be fixed in the proper position on the barrel for dispensing. Delivers over 8 ounces per stroke. The telescopic suction tube extends from 12.5 to 37 inches to fit most containers, including 5, 16 and 55 gallon commercial sizes. 8 foot dispense hose.