MaxPower s 335666 includes 1 flat free sealant filled replacement inner tube This tube fits sizes 4 00 6 and 13 x 5 00 6 and is pre filled with sealant that closes punctures up to 1 8 deep Repair your flat tire seal punctures and prevent future leaks all with one inner tube MaxPower carries a wide variety of wheels tires and tubes manufactured for peak durability Features . 6 in Flat Free Sealant Filled Replacement Inner Tube. Repair your flat tire seal punctures prevent future leaks. Closes punctures up to 1 8 deep. No assembly required. Pre filled with flat free tire sealant Specifications . Fit Size 13 x 5 00 6 4 00 6 . Weight 1 2 lbs