This bundle includes the male and female QDC Quick Disconnect No-Spill Coupling for 13mm ID, 16mm OD tubing Patented quick disconnect no-spill coupling with automatic shutoff 13mm ID, 16mm OD female straight connection with compression fitting 13mm ID, 16mm OD male straight connection with compression fitting After pulling the ring on the female QDC side, the quick-disconnect fittings will separate This bundle includes the male and female QDC Quick Disconnect No-Spill Coupling for 13mm ID, 16mm OD tubing. Quick disconnect no-spill coupling with automatic shutoff. 13mm (1/2in) ID male straight connection with compression fitting. 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. Coolant volume lost upon disconnection will rise with internal pressure higher than 0.5kgf/cm2 (7psi). General Weight: 0.23 lb (0.10 kg) Max No-Spill Pressure: 0.5kgf/cm2 (7psi) Max Pressure Tolerance at 25C: 8kgf/cm2 (113.8psi) Max Temperature Tolerance: 80C (176F) Min Pressure Tolerance at 25C: -1.0kgf/cm2 (-14psi) Min Storage Temperature (*No Freezing): -20C (-4F) Seal Material: EPDM (Water/Glycol Liquids) Wetted Materials: Brass, Stainless Steel, EPDM Quick disconnect no-spill coupling with automatic shutoff. 13mm (1/2in) ID male straight connection with compression fitting. General Weight: 0.16 lb (0.07 kg) Max No-Spill Pressure: 0.5kgf/cm2 (7psi) Max Pressure Tolerance at 25C: 8kgf/cm2 (113.8psi) Max Temperature Tolerance: 80C (176F) Min Pressure Tolerance at 25C: -1.0kgf/cm2 (-14psi) Min Storage Temperature (*No Freezing): -20C (-4F) Seal Material: EPDM (Water/Glycol Liquids) Wetted Materials: Brass, Stainless Steel, EPDM Model: TR-90921-90936