Keder awning rail insert black or white 8.5mm.
Keder awning rail insert has a hard plastic core(8.5mm) with a ballistic nylon cover and a welded flap. Easier to slide into your rail than the vinyl awning rope and will work great with flex-a-rail, as well as other PVC and aluminim tracks. It is built to withstand the harshest conditions.
Sold by the yard.