Koolance (patent-pending) quick disconnect no-spill coupling with automatic shutoff. 10mm (3/8) ID, 16mm (5/8) OD female straight connection with compression fitting. It will only fit a Koolance QD3 male quick disconnect.

After pulling the ring on the female QDC side, the quick-disconnect fittings will separate. Liquid on both sides will be automatically obstructed with approximately 0.2mL freed. Fittings are chrome-plated brass.

ID: 10mm (3/8)

OD: 16mm (5/8)

Wall: 3mm (1/8 )