This pump is constructed of high density polyethylene parts. It fits easily into carboys, drums and small tanks. Self-cleaning ball valve for free flow. Long spout, 14", to reach over any container. Long barrel, 35", to get to the bottom of the drum. Pumps 20 oz. per stroke. Friction fit spout swivels up to eliminate drips. Ideal for tough jobs and harsh environments. Adapter #91063 is available to secure the pump to containers with a 2" buttress thread opening. Note: Always check chemical compatibility before using the solvent transfer pump.