Product Info Catalog Hardware Builders Hardware Sliding & Bi-Fold Hardware 2-Pack Bi-Fold Door Adjustable Pivot 2-Pack Bi-Fold Door Adjustable Pivot Request a Quote UPC: 78874165095 SKU: 624817 Model Number: 161509 2 Pack, Bi-Fold Door Adjustable Bottom Pivot, Adjustable Steel Pivot, 3/8-Inch Diameter Nylon Base, Grooved Tip.