Stanley 1750 Series Pocket Door and By-Pass Roller Assembly with 4 wheels.
7/8 inch diameter Nylon Wheel
Width: 1-3/16 inch spacing to center of wheels. 1-3/8 inch to outside.
Length: 2-1/2 inches to center of wheels - No workable substitute at this time.
THIS ITEM IS DISCONTINUED AND NO LONGER AVAILABLE.
There is no workable substitute or replacement for this part and we recommend replacing the entire pocket door itself.