USA Series Coupling
- USA Series Universal Coupler Female Socket Brass Coupler
- Xhnotion Brass Barb Socket Quick Coupling 3/8"NPT
- Ua2 Femal Socket Quick Coupling Brass Coupler 1/2"NPT
- UK Standard Barb Plug Chrome-Plated Quick Coupler
- Germany Standard Steel Material Female Plug Quick Coupling
- Xhnotion Automotive Coupler 12mm X 1/2NPT Male Plug
- Xhnotion Automotive Industrial Type Quick Coupling Male Socket
- Quick Connector Quick Coupling Female Socket 1/4"NPT
- Xhnotion Brass Adapter Barb Socket Quick Coupling
- Xhnotion Metal Coupler Male Socket Ball-Locking Mechanism