Door Threshold, Surface Type Fluted Top, Mill Finish, Color Silver, Width 5 in, Height 1/2 in, Length 3 ft, Fits Door Width 36 in, Thickness 0.105 in, Material Aluminum, Insert Material TPE, Insert Color Black, Standards ANSI/BHMA A 156.21, ANSI/BHMA, ASTM E283, CAN/ULC S104, IBC, ICC/ANSI A 117.1, NFPA 252, NFPA 80, UL Listed, Yes, Includes #10 x 1-1/2 in FH Zinc Wood Screws, UL Fire Rating UL10B, UL10C. This item has been restricted from sale in the following state (s): []