First Stage Quick Disconnect Scuba The cylindrical barrel is 100%

The cylindrical barrel is 100% carbon and Made in Italy

Once engaged

Other training to consider is the PADI Enriched Air Diver course on your way to PADI Master Scuba Diver

Perfectly positioned HP and MP ports provide optimal hose routing

PADI Open Water Diver Crew Pack

First Stage Quick Disconnect Scuba The cylindrical barrel is 100%Quick and convenient way to change hose lengths between dives Installs between 1st stage and LP regulator hose Lock down screw to prevent accidental disconnection Flow rate = 800 lpm low pressure only below 200 psi First Stage Quick Disconnect Male Only Install on multiple LP regulator hoses for quick swaps