Piston drum pump, Hand operated, Deliveres 8 oz. Per stroke, PVC pump body, suction and discharge hose with Viton packing. Overall height is 42 with handle down. Supplied with a 23 suction tube. Discharge tube is 5/8OD and 1/2 ID that is 21 long. Fits 5, 6, 15, 30 & 55 Gallon drums. Max viscocity is 4,000 SSU. Max Temp is 140 F. Pump inlet is 3/4 BSP & 1/2 male barb. Pump outlet is blunt female for 5/8 OD press fit for flex tubing. Supplied with a 2 polypropylene bung adapter.