Different type of fittings
Type 1 - Storz fitting
Type 2 - Stryker 5 thread fitting
Type 3 - German pin index fitting.
Branded clear polyurethane tubing designed for use with pressurised CO2 systems, It connects the CO2 regulator to the control/needle valve.
Clear CO2 Proof Tube is high quality, clear polyurethane tubing that is designed for use with pressurised CO2 systems. It connects the CO2 regulator to the CO2 diffuser via a needle valve and ensures a complete seal preventing any CO2 leakage. It fits with the 6mm connectors.