The tread strip fits into a T-slot channel and provides an anti-slip ribbed surface. It has a key pad that presses into a T-slot and is commonly used for adding traction on steps or as padding for doors. Tread strip can be ordered by the meter or in 76.2 meter rolls. Ordering more than 76.2 meters will result in multiple pieces.
For technical details and images, please search for the product using the 80/20 interactive catalogue found here: https://catalogs.8020.net/80-20-Catalog-26/C/.