This is a medium sized Pure-Tech Black Xtreme Double PSA Strap. Xtreme Medium Quick Mounts are similar to their Small Quick Mounts, but are designed to accommodate larger batteries and electronics. Medium Quick Mounts are designed with two 3/4 inch hook & loop straps, and a 5 inch adhesive back mount. Made from industrial strength hook & loop tape and adhesive, to adhere to almost any surface.
Inside diameter: 1.5-3"
Loop Width: 5/8"
Base: 1.5x5" hook & loop PSA base