Amazon.com: SUNGATOR 1/4" Brass Fittings, Air Hose Fittings, 90 Degree Barstock Street Elbow, Hex Nipple Coupling Pipe Fitting Set, 1/4" x 1/4" Female Pipe,1/4" x 1/4" Male Pipe, 1/4" Male x 1/4"
Apache Website - 1/4" Male Pipe Thread x 1/4" Hose Barb Push-On Air Hose Fitting
Reusable Fitting, Quick Coupler 1/4" G Male x 9/32" Hose ID Air Hose Plug - 1/4" G x 8mm - Overstock - 28847668
Hi-Flo Quick Connect Air Fittings | Plug & Coupler Kit - 1/4" NPT (Set of