580B series door closer is used with Extrusion solid body and European stamping arm, so it is more rigid than other types. Built-in hold open function is optional, and the maximum angle that the door can be open without it is about 180 degrees. Forged...
door closer, concealed door closer, guiding rail door closer...
980B series door closer is used with M-shape body and Regular forging HO arm. M-shape body can decrease the amount of aluminum so it is more economical than other types. Built-in hold open function is optional, and the maximum angle that the door can be...
680A series door closer is used with Extrusion solid body and Regular stamping arm, so it is more rigid than other types. Built-in hold open function is optional, and the maximum angle that the door can be open without it is about 180 degrees. Forged...
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