1/4" Industrial Air Hose Plug with 3/8" Male Threads - CP21
WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch FNPT Threads Size, Brass Air Compressor Accessories Fitting - Amazon.com
Amazon.com: Brass 3/8" Barb X 1/4" NPT Male End Air Hose Pipe Fitting Threaded Connector Adapter, Pack of 12 : Industrial & Scientific
WYNNsky Industrial Air Coupler and Plug Kit, 3/8 Inch High Flow Body Size, 1 /4 Inch NPT Threads Size, Steel Material, 9 Pieces Air Compressor Hose Accessories Fittings - Amazon.com
Husky 3/8 in. Male x 1/4 in. Female Reducer HDA30400AV - The Home Depot
Parker Interchanges Tru-Flate, Steel Male Plugs 3/8" x 1/4"
3/8 Inch Auto Standard Female 1/4 Inch Npt Air Coupler | 3/8" Air Couplers | Air Couplers | Air Hose & Accessories | Shop Supplies and Safety | Wurth USA