Quick Coupler, 1/4 in M x 3/8 in F: Amazon.com: Industrial & Scientific
Amazon.com: 1/4 To 3/8 Adapter
Agora-Tec® Druckluft Schnellkupplung Stecknippel Adapter auf 1/4 Zoll AG Außengewinde für Werkstatt Kompressor : Amazon.de
Amazon.com: (Pack of 10) EFIELD 1/4 Turn Straight Stop Valve 3/8" OD Compression X 1/2" Crimp Barb Pex Chrome Plated Brass : Everything Else
Amazon.com: MENSI 1/4" Quick Connect Plug Adapter Fitting Fits 1/4 inch ID Propane Hose Barb Nipple Parts 2 Pack : Patio, Lawn & Garden
Athlife Universal Socket Grip (7-19mm) with 3/8 inch Ratchet Wrench Multi-Function Self-Adjusting Socket with Power Drill Adapter Tool Gift for Men, DIY Handyman, Father/Dad, Husband, Boyfriend, Him - - Amazon.com