https://store.rainbird.com/33drc-quick-coupler-with-non-locking-cover.html
33DRC - 3/4 in. Quick Coupling Valve with 2-Piece Body
The official online store for Rain Bird Corporation selling the complete line of genuine Rain Bird sprinklers, timers, valves, drip, nozzles, accessories and...
quick coupling valve
https://www.irrifinder.com/1-quick-coupling-with-auto-stop-valve-for-one-inch-sprinkler-head?country=SG
1 inch Quick Coupling Fittings with Auto-Stop Valve for 1 inch Sprinkler Head | IrriFinder
Quick Coupling Fitting with auto-stop valve. Easy installation, highly durable aluminum fittings.
https://nuion2018.en.made-in-china.com/product/vwqtTVYdwyhC/China-Geka-Adjustable-Ring-Brass-Water-Hose-Fittings-Quick-Mounting-Geka-Coupling.html
Geka Adjustable Ring Brass Water Hose Fittings Quick Mounting Geka Coupling - Valve and Pipe
Geka Adjustable Ring Brass Water Hose Fittings Quick Mounting Geka Coupling, Find Details and Price about Valve and Pipe from Union Metal Products(Guangzhou)...