M-D Building Products 9563 M-D 0 Flat Top Saddle Threshold, 1-3/4 in W X 36 in L X 1/8 in H, Brite, 1-3/4" Gold This item is a M-D Building Products 9563 extruded aluminum smooth flat top threshold, 1-3/4-by-1/8-by-36 Inches, Brite Gold Purpose of use for Building Materials & Ladders, floor-smoothing-and-finishing-compounds This product is manufactured in United States All season protection against drafts, moisture, dust and insects Heavy duty aluminum for long lasting durability Multiple uses - threshold, floor trim and repair seals gaps up to 1/8 inch high 1-3/4-inches wide by 1/8-inch high by 36 inches long