Made by Coleman. Compatible with the 50, 58 and 82 Quart Coleman Xtreme Coolers. The drain plug assembly consists of the following components: Cap, main shaft, and rubber gasket. Shaft length: 1-1/2". Shaft diameter: 3/4". Double check your cooler's drain plug hole size and cooler wall thickness. This is not a universal drain plug for Coleman coolers, as there are other sizes available.