The Sonar 20 cm (8 inch) long, high quality, high pressure (HP), Rubber Hoses are made specifically for scuba diving with chromed brass fittings. All hoses are constructed from oxygen compatible materials, guaranteed not to delaminate, remain flexible in cold water. Don't forget to grab a new air spool!
Working pressure: 345 bar (5,000 psi) pressure tested.
Burst pressure: 1,517 bar (22,000 psi)
These rubber, high pressure, BC Inflator hoses have a 7/16-inch Male UNF thread at the end that screws into a first stage HP port, and a 7/16-inch female at the end that screws on to the SPG.