M-D Building Products 68338 1/2-Inch by 5-Inch - 72-Inch TH015 Fluted Saddle, Mill Fits doors up to 72-Inch wide Seals gap up to 1/2-Inch high between bottom of door and threshold U.L. Rated and ADA approved for handicap access All season protection against drafts, moisture, dust and insects Mill finish.The low profile non-skid design is recommended and approved for wheelchair access