17-4647 1/2-Inch Flare by 3/8-Inch Female 3/8-Inch FPT 1/2-Inch Male Flare

5 Pcs 3/8″ NPT x 1/2″ Flare Brass Couples Tube Fittings, 1/2 Inch Flare to 3/8

5Pcs 3/8″ NPT x 3/8 Flare Tube Fittings,3/8 Flare to 3/8 Inch Male NPT Brass

WADEO Portable 1LB Propane Tank Canister Regulator Adapter Connection to 3/8 Inc