Nite Ize KBB9-03-01 KnotBone Adjustable Bungee Cord, 9mm Thick , Black
Size #9 is a 9mm cord that adjusts from 48-inch - 11; carabiner clip end attaches to fixed point; innovative lock allows adjusting cord for different loads; adjusts and locks from 48 inch to 10 inch; includes small self-clipping plastic caps to the cord ends to keep them in place Once you've got your load secured