• Inert Gas (Argon, Helium, Nitrogen). Helium Inert Gas Y Adaptor Connect 2 Regulators To 1 Bottle CGA-580 Coupler Tee. • Allows 2 regulators to be connected to one gas bottle. • Solid Brass. • Can be used for manifolding multiple cylinders together with hoses/pigtails.
eBay