Important! These regulators have not been used for several years and require professional maintenance before use. Diving is a dangerous sport. Please be careful and prioritize safety. Technical diving single tank regulator set with long hose specification. Also includes a sidemount tank regulator. Comes with a case. I am selling these because I stopped diving a few years ago. The condition is still good, but please be sure to have them maintained before use. Please refrain from purchasing if you are sensitive to used items. m(_ _)m *Returns are not accepted to prevent product substitution.* *Please feel free to ask any questions or request additional photos!*