1. HIGH PRESSURE HOSE: The diving high pressure regulator hose is made of Nylon + Aluminum, providing excellent pressure and abrasion resistance to safety during long dives. 2. DIVING HIGH PRESSURE HOSE: Accurately measure the high pressure during the dive, so that divers know the current depth and safety status. 3. 7/16‑20UNF INTERFACE: The diving high pressure regulator hose has a thread of 7/16‑20UNF and can be connected to any recreational diving high pressure gauge interface. 4. MULTIFUNCTIONAL DESIGN: Suitable for all kinds of diving activities, including deep diving, teaching, etc. It is one of the necessary equipment for divers. 5. COMPACT SIZE: The diving high pressure regulator hose is small and compact in size, easy to install and operate, practical and convenient, ideal diving accessory. Item Type: Diving High Pressure Regulator Hose Colour:Black Material:Nylon + Aluminum Size:80cm Package Contents: 5 x Diving High Pressure Regulator Hose Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.