L.E Johnson 100FD496 4-Panel Hardware Set 96" - 4 Door System,Johnson Hardware,100FD964" /> HEAVY DUTY - Bi-fold closet door hardware kit for 1" to 1 3/4" thick doors. COMMERCIAL GRADE - 75 pound capacity, heavy gauge steel pivot components hold heavy doors securely in place. PATENTED DESIGN - Heavy-duty tricycle hangers distribute weight equally and support heavy solid core door panels. EASY-TO-USE - 2-piece non-mortise hinge enables door panels to be installed or removed by simply lifting off. MADE IN USA - Manufactured in the United States. Bi-Folding Door Hardware Sets for standard panel/opening widths. Sets include all necessary hardware for 2 or 4 folding panel installations. Optional architectural grade ball bearing mortise panel hinges are available in a variety of standard finishes. Track can be cut down to accommodate narrower panel/openings. Custom 100FD configurations possible by ordering 100FD components by the piece