Orange Universal Carboy Cap

Orange Universal Carboy Cap fits the 3, 5, and 6 G Glass Carboys. These caps are intended to be used with the Glass Carboys that we sell which have an outside diameter of 2 1/8" and may not fit other Glass Carboys that have different diameters than ours. Sits conveniently on your Carboy with two ports, one for your airlock and the other for your blow off hose.