National Hardware V391UP Folding Door Upper Pivot fits a 7/16" diameter bore. Top wheel fits on 7/8" track system. Includes one pivot and one guide. Finish: Zinc Plated Material: Steel Includes 1 pivot and 1 guide Top wheel fits on 7/8" track system Pivot fits a 7/16" diameter bore.
Top wheel fits on 7/8 in track system. Pivot fits a 7/16 in diameter bore. Includes 1 pivot and 1 guide. Steel material. Weather Guard finish for superior corrosion resistance.