This kayak trailer is made of 2mm thickened aluminum alloy, enabling it to hold 250 lbs kayaks with no slipping and deformation. All-terrain solid tires can cross grassland, gravel road, and sand beach. It's the best option for helping you carry kayaks to your destinations with no effort. | Vevor | | Heavy Duty Kayak Cart, 250lbs Load Capacity, Foldable Canoe Trolley Cart with 10'' Solid Tires, Nonslip Support Foot | Silver + Black | Best Buy