Amazon.com: Quick Disconnect Fitting by Airtech International, For Vacuum Bagging Composites, High Temperature Disconnect Fitting : Industrial & Scientific
Brass Hose Fittings - Quick Disconnect (QD) Set | MoreBeer
OmniSwivel High Flow Quick Disconnect System Fittings | Dive Gear Express®
Kent Fittings - Female QD x 3/8 in. Barb - SoCo Homebrew
Quick Disconnect Couplings | Hose Monster
Quick Disconnect Fittings - 5/16" Tubing
3/4" Quick Disconnect for Gas Connectors – Richard's Kitchen Store
Beer & Gas Tubing Quick Disconnect (QD) - 1/4" Barb x Male Shut-off | MoreWine
QD4 Female Quick Disconnect No-Spill Coupling, Male Threaded, 3/8 NPT