- ADJ-X4-0004Pre-calibrated safety valve Pmax =350 bar - Female / Female 1 / 4 "G.
- ADJ-X4-0006Hose break valve pre-set Pmax. = 350 bar - Female / Female 3/8 "G
- ADJ-X4-0008Valvola paracadute pre-tarata Pmax.=350 bar - Femmina/Femmina 1/2"G.