Materials:
Coupling:Steel(zinc chromate plating)
Nipple:Hardened steel(zinc chromate plating)
Features:
■Meets the requirements of ISO 16028.
■Flush-faced poppet for a minimal air inclusion when connecting ,minimal fluid loss during disconnection and for an easy cleaning
■Minimal pressure drop 
■A safety sleeve lock prevents accidental disconnection. Push-to-connect operation allows one hand operation when connecting the coupling.
■Couplers and nipple are precision machined from solid bar stock.
Interchange:

派克Parker FE / FF/FEM Series , Hansen  QA2900, Foster FF series ,Faster FF, Cejn X62