PT Coupling 2 in. BSV-Coupler 360° Swivel Female Coupler x Male NPT - John M. Ellsworth Co. Inc.
Amazon.com: AC PERFORMANCE Aluminum Swivel Coupling Fuel Fittings Straight -8 AN Female to 8AN Female Flare Coupler Hose Union Adapter, 3/4 x 16 AN8 Thread Connector, Red Blue : Automotive