Heavy-duty load straps secure smaller items, such as surfboards, safely to your vehicle&';s base rack system. All Features: a Shorter version of our 523 15 ft load strap to secure smaller items such as surfboards a Pair of two 9 foot heavy duty straps with cam buckles and our patented buckle bumpers a Heavy-duty nylon webbing is UV resistant. Technical Specifications: a Dimensions (LxWxH) :108 x 1 x 0.6 in a Model number : 521