The ER509 E-Cart™ has all the features of a high-end cart but without the price tag. This smart design fits in nearly all kayak hatches and transports boats up to 100 lbs. The airless tires provide years of service and avoid portage problems during transport. Constructed from non-corrosive anodized aluminum. Includes adjustable foam padding, cam buckle load strap and One Year Limited Warranty.