Do it Satin Gold Fluted 1-3/8 In. x 6 Ft. Carpet Clamdown with Teeth VenturiVent Plus Features matching interior and exterior

Features matching interior and exterior levers with built-in keyed lock

Lever is nonhanded to allow for right hand or left hand installations

Patented ratchet adjustment eliminates need for adjustment locking pin

Hinges are swaged for mortise installations

Do it Satin Gold Fluted 1-3/8 In. x 6 Ft. Carpet Clamdown with Teeth VenturiVent Plus Features matching interior and exteriorDesigned to fasten and finish the edge of cloth or jute backed carpet. Made from extruded aluminum. Screw nails included. Carpet metal installation on concrete surface suggestion: Drill a hole in the concrete, insert a 3 16" x 1 3 8" or 1 4" x 1 3 8" wood dowel. Use the screw nails provided with carpet metals, insert into dowel, expanding the dowel to lock in place.