Threshold, Surface Type Smooth/Fluted Top, Aluminum Finish, Color Silver, Width 5 in, Height 1/2 in, Length 3 ft, Fits Door Width 36 in, Thickness 0.125 in, Material Aluminum, Insert Material Vinyl, Standards ANSI/BHMA Certified A156.21, UL Classified UL10C, , Includes #10 x 1-1/2 in FH Stainless Steel Wood Screws