Airway with 12-inch 14-inch 16-inch Round Corrugated Hose

Scuba Diving Airway with Round Corrugated Hose for BCD Buoyancy Compensator with Inflator Elbow and Round Corrugated Hose 1. Airway with K inflator + Round corrugated hose + elbow + gasket 2. Round corrugated hose length 12"(30.5cm) and 14"(35.5cm) and 16"(40.5cm) 3. Used on scuba diving BCD (Buoyancy Compensator) 4. Thread: 1.846-20UN-2B