M-D Building 09415 Low Saddle Threshold, 3-1/2" x 36" AluminumExterior extruded aluminum threshold with vinyl caulking strips under legs to form a tight seal between the floor and threshold. Includes screws. Highlights: Aluminum Saddle Low Height: 5 8" Width x Length= 3 1 2" x 36" Brite Gold Finish WARNING: This product can expose you to chemicals including Vinyl chloride, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.