ZE975 - Quart Stroke Pump For 15-55 Gal. Containers is an accessory designed for dependable use with Goat Pumps fluid-transfer equipment and compatible setups. This hand rotary action drum pump was designed with professionals in mind and dispenses at a rate of 1-quart per revolution. This pump is designed for use with 15 to 55-gallon drums with a 2-inch NPT bung port. The ZE975 features a closing spring loaded drain back tube that not only eliminates drips and messes, but it also eliminates wasted fluids.