THEY WERE FLAT WHEN I GOT THEM. I AIRED THEM UP, PUT THEM IN A BUCKET, AND FOUND NO LEAKS. NOT SURE, BUT MAY NEED NEW TUBES. NOT SURE WHAT SIZE THEY ARE, BUT IF YOU PUT THEM ON A CART, THE CART WOULD BE ABOUT 10 IN., OFF OF THE GROUND. I WOULD GUESS THEY WOULD BE $40 OR MORE EACH NEW. BARGAIN, IF YOU CAN USE THEM.
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