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The PRIME LINE PRODUCTS N 6539 is a bifold door snugger guide designed to keep bi-fold door panels seated firmly in the closed position. The unit snaps into the center of the bi-fold door track without tools, placing the guide pin between two internal springs housed in a nylon body. When the door is closed, the snugger slides along the track and contacts the opposing door panel set, distributing pressure evenly across both guide pins. This action holds the panels closed until a knob pull releases them. Each package includes 2 snuggers, each measuring 4 inches in length. Installers, carpenters, and maintenance technicians use this part for bi-fold door hardware service and replacement.
The N 6539 is intended for use on Acme bi-fold door systems. It fits into the center track channel and works with the existing guide pin hardware to restore proper door closure and alignment. This part is suited for interior residential bi-fold door applications such as closets, laundry rooms, and utility areas where bi-fold panels are used in place of swinging doors. The snap-in design allows for straightforward field replacement during routine door hardware maintenance.
Designed for use on Acme bi-fold door systems. Fits into the center channel of standard bi-fold door tracks that accept a snap-in snugger guide.
Installation is typically performed by carpenters, general contractors, or maintenance technicians familiar with interior door hardware. Before servicing, ensure the door panels are stable and will not shift during the procedure. Snap the snugger into the center track channel and insert the guide pin between the two springs as directed by the door manufacturer. Verify the door panels align and close evenly after installation before returning the door to service.
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