This In-line Fill Valve is the perfect solution for those looking to replace or repair their pre-existing valves that have failed. Designed to fit most bevcarb Bulk CO2 tanks, this valve provides a reliable and efficient way to fill your tanks. With 3/8” x 3/8” w/FPT ports and pressure equalization, this valve ensures a consistent flow of gas, as well as keeps everything safe from pressure build up.