THE DOUBLE DONUT STRAP. #DD-100. The Double Donut Strap holds two, 50’ sections of 1 3/4” hose. Heavy-duty nylon webbing and high-sheer strength Velcro® make up this strong and functional product. Important features include: easy storage — hose stacks and is compact enough to fit into compartments, shoulder strap aids firefighters in carrying and deploying hose, and pre-coiled hose gives you an option to add on to an existing hose lay, or reduce a larger line. Adjustable from 42”- 50” and the weight is 32 oz. By R&B Fabrications.