"Add a strong, convenient attachment point to any line. Employs a basic Prusik, or constrictor knot, to provide a quick and secure loop. Use to grab a dock cleat, pulpit, handrail or car top rack. Also great for safely unloading a line or affixing to. They're very handy.
Ultra high modulus fiber stands up to UV rays and resists abrasion
"Made from high impact polyethylene (HDPE) with UV stabilizers to prevent cracking or deteriorating and ensure a longer life. Mounts easily with three screws. Use 1.5" or 2" screws for secure mount."