Johnson Hardware 170W363H Bi-Fold Door Hardware Set, White, 36"Smooth operating, non binding top hung bi fold hardware designed for use with solid core wood door panels. Includes top mount track with permanently installed positive pivot lock, adjustable door bracket, shock absorbing hinges, pivot, guide, stops, knobs & screws. Max. Panel width: 18" x 2 (1' 6' x 2) Track length: 36" (3' 0') Track finish: White Application: Interior residential For two 1 1 8" to 1 3 8" thick doors up to 40 lb each Includes top