The Blue Flame Universal Keys for gas valves fits either a in, or 0, 3125 socket, Our Blue Flame key comes in eight colors to choose from and is available in 3 and 8 sizes, The brass and chrome keys also come in 12, 18 and 24 sizes, Choose from an array of colors for your hearths decor, Universal valve key, key fits both 0, 25 and 0, 3125 gas valve stems, Use to turn gas to your firebox on and off, This key comes in a polished chrome finish, The blue flame gas valve key will fit a 0, 25 and a 0, 3125 gas valve stem, The 18 size key comes in 2 colors to choose from chrome and brass, Assembled Depth: 0, 75, Assembled Height: 24, Assembled Width: 3, 5, SKU: CTRY068