Heavy-duty anodized aluminum axle with 10.5" x 2.5" rubber tires on injection molded rims. Injection molded bunks are covered with Santoprene thermoplastic rubber for non-skid performance. Polypropylene straps are fitted with Delrin quick release buckles. Stainless steel fas-pins can be removed for disassembly for storage. Foot rod holds the dolly upright for single-handed loading. Weight capacity: soft sand-100 lbs.; hard surface-200 lbs.