Support your pontoon boat with confidence with a set of these lightweight, extra-strong blocks.Discover hassle-free pontoon boat storage with lightweight, extra-strong pontoon blocks. Designed for strength, stability and convenience, each storage block can hold up to 3,000 pounds. Bottoms feature a molded-in texture to ensure maximum grip on concrete or ground surfaces, and pre-drilled holes make fastening or staking easy. Ergonomic hand-holds make carrying more comfortable. Drainage channels and holes prevent water from pooling against pontoons. Blocks are UV resistant and easily stored by stacking or hanging. Blocks measure 13 1/2"L x 13 1/2"W x 9 1/2"H. Set of four blocks.Key FeaturesDesigned for strength, stability and convenienceTextured bottoms maximize gripPredrilled holes for fastening or stakingUV resistantDrainage channels run water away from pontoonsMeasure 13 1/2"L x 13 1/2"W x 9 1/2"HSet of 4