Brand new 2" Bung Nut & gasket for a 20, 30, & 55 gallon drum (barrel). This listing is for the coarse threaded bung nut. - This Bung Nut fits on 55 gallon, 30 gallon and 20 gallon Water Barrels. - The standard 55 gallon, 30 gallon, and 20 barrels need one bung nut of each size, one with coarse threads and one with fine threads. - The coarse bung I'm selling has a threaded center for screwing a spiggot into. - Measurements: 2 17/32 inches across the threads, 2 7/8 inches on outside area (see pictures). Feedback: If you leave it for me, I will gladly leave it for you also!