M-D Pewter 1-3/8" x 3 Ft. Aluminum Carpet Gripper is designed to create a finished edge while securing and protecting the exposed edge of stretch-in carpet. This aluminum carpet gripper features teeth that help prevent carpet edges from fraying or curling where the carpet meets another flooring surface. It can be easily secured to both wood and concrete floors using the included screw nails. For installation on concrete floors, wooden pegs are and sold separately, ensuring a firm and lasting hold for your carpet installation. Model Number: 43882