Automatic Door Bottom Aluminum Finish Insert Size 3/16 in Width 3/8 in Length 36 in Projection 7/8 in Insert Material Silicone Housing Material Aluminum Color Aluminum Performance Standard Duty Insert Color Gray Housing Thickness 1 1/2 in Flange Material Aluminum Flange Thickness 7/8 in Drop Bar Material Aluminum Hardware Included For Use With Hollow Metal Doors Standards ANSI/BHMA Certified