Door Threshold, Surface Type Smooth, Mill Finish, Color Silver, Width 4 in, Height 3/8 in, Length 72 in, Fits Door Width 72 in, Thickness 0.125 in, Material Aluminum, Standards ANSI/BHMA, ANSI/BHMA A 156.21, CAN/ULC S104, IBC, NFPA 252, NFPA 80, UL Listed, No, Includes #10 x 1-1/2 in FH Zinc Plated Wood Screws, UL Fire Rating UL10B, UL10C. This item has been restricted from sale in the following state (s): []