Automatic Door Bottom Mill Finish Insert Size 3/4 in Flange Height 1 3/16 in Width 27/32 in Length 36 in Projection 3/4 in Insert Material PemkoPrene Housing Material Aluminum Color Silver Performance Heavy Duty Insert Color Black Flange Material Aluminum Flange Thickness 27/32 in Drop Bar Material PemkePrene Hardware Included For Use With 39 in Wide Doors