3M Ladder Rung Support Kit 6100186, Aluminum, 2 Rectangular Rungs, 1 in x 19.685 in (25.4 mm x 500 mm)

3M Ladder Rung Support Kit 6100186, Aluminum, 2 Rectangular Rungs, 1 in x 19.685 in (25.4 mm x 500 mm).