This shutoff valve is a replacement part for Taprite regulator assemblies. It is made from Brass, and with the use of PTFE tape on the threads, you will create a tight seal.
Aluminum CO2 Tank - 5 lb
Clear Vinyl Tubing - 3/8" ID
Ultraflex Tubing - 5/16" ID Gas Line
Bevlex Thick Wall Beverage Line - 3/16" ID by 7/16" OD