Sets have an ISO 5675 body and include a S75 coupler and S71 plug combination. The unique internal valving automatically opens the hydraulic circuit after connection, if the system is in operating mode. When mounted to a bulkhead, the two-way double acting sleeve allows one-hand operation under full pressure and implement break-away. Critical parts are hardened for long service life. Interchangeable with Parker/Pioneer 8200 Series.