The Kegco Keg Lid is made to replace old, broken, or lost lids on Kegco kegs. This replacement lid is compatible with Kegco's home brew strap handle ball lock 3 gallon beer keg, 5 gallon strap handle ball lock keg, and 5 gallon rubber handle ball lock keg. The brand new keg lid comes complete with closure o-ring pressure release valve and a 1' metal ring to relieve pressure out of your keg.