Sit-on Kayak Trolley/Cart, Three Different Types Available Item No.: UY-T001Material: aluminumTire size: 3.00-4, 2.50-4Three types of kayak trolleys are availableSit-on trolley, canoe trolley and sit-in trolleyThe heavy duty aluminum framing and all terrain tires make getting to the water a snap, simply collapse the cart and store it on deck. Sit-on Kayak Trolley