Клапан гидравлический.

HL740-7A, HL740-7S, HL740-9, HL740-9S, HL740TM-7A, HL740TM-9, HL757-7A, HL757-7S, HL757-9, HL757-9S, HL757TM-7A, HL757TM-9, HL760-7A, HL760-9, HL760-9S, HL770-9