Description: Rubber: the low-pressure hose is made of rubber material, which is resistant to seawater and aging. Three specifications: the low-pressure hose has three different specifications, which are applicable to different occasions. Good elasticity: the low-pressure hose can be rebounded even if it is bent for a long time, which is firm and durable. Brass: the low-pressure hose joint is made of brass, which is strong and resistant to oxidation. Other: the pressure hose used for diving BCD adopts international standard connector. Specification: Type: low pressure hose Material: Rubber + brass Size: Approx.75cm/29.52 inches. 102CM/40.15 inches. 210cm/82.67 inches. Working pressure: 510psi Connector size: (level I) 3 / 8-24 UNF Package Includes: 1 Piece Low Pressure Hose.