Slide-Co 161689 Bi-Fold Door Bottom Pivot Rod, 5-13/16-Inch This product is Adjustable Bi-Fold Door Bottom Pivot Rod Pivot Has 3/8" OD Nylon Cap 1/4" OD Threaded Rod For Steel Frame Bi-Folding Doors 3/8in. O.D. nylon cap 1/4in. O.D. x 5-13/16in. threaded steel pin Bottom Adjustment Pivot Fits Benchmark and Other Door Brands