Prevost (PVOURC061201) Safety Coupler 1/4 in. Truflate Style

Tru-Flate 12-125 1/4" Male NPT Plug

Tru-Flate 12-135 1/4" Female NPT Plug

Flexzilla Air Hose, 3/8 in. x 50 ft., 1/4 in. MNPT Fittings, Heavy Duty, Lightweight, Hybrid, ZillaGreen - HFZ3850YW2

Freeman Z1414MMSAP 1/4-Inch by 1/4-Inch Male to Male Swivel Automotive Plug

Prevost (PVOIRC061201) Regular Coupler 1/4 in. "M" Style

Flexzilla Retractable Enclosed Plastic Air Hose Reel, 3/8 in. x 50 ft., Heavy Duty, Lightweight, Hybrid, ZillaGreen - L8250FZ

ColorConnex Coupler & Plug Kit (14 Piece), Automotive Type C, 1/4 in. NPT, Blue, A72457C

Milton S-215 1/4" NPT T Style Coupler and Plug Kit - 5 Piece