The white PP and PE drum pump is 2" in diameter and comes with a FS80 cap. The drum pump dispenses product in 30 ML doses and has a 15 1/4" dip tube making it a great fit for the 6 gallon drum. This drum pump is great for dispensing many products in larger quantities. Be sure to test all products with dispensing pumps for proper compatibility. To view from a wider selection of dispensing pumps, feel free to scroll down and click on the images below!