Saddle Threshold, Surface Type Fluted Top, Aluminum Finish, Color Silver, Width 7 in, Height 1/2 in, Length 4 ft, Fits Door Width 48 in, Thickness 0.15 in, Material Aluminum, Standards ANSI/BHMA Certified A156.21, , Includes #10 x 1-1/2 in FH Stainless Steel Wood Screws