Radium Engineering adapter fitting, 1/2-inch SAE female to 5/16-inch hose barb. Molded from plastic, this adapter provides a simple transition between SAE-threaded fuel plumbing and 5/16-inch hose, and the listing notes compatibility with all fuels for versatile use in fuel system routing and fabrication tasks.
Radium Engineering 1/2in SAE Female to 5/16in Barb