Smart PARTS UNLIMITED Inner Tube - Standard - 8 - TR-87 - 90 Center Metal Valve B20082 Innovative

Inner Tube - Standard - 8" - TR-87 - 90? Center Metal Valve " butyl tubes" made from butyl polymer, unlike other "butyl" tubes, which are blended with butyl polymer and natural rubber, Each tube is individually boxed with a full range of sizes and valve stem types clearly marked on each box end, butyl tube minimizes natural air leakage while maintaining air pressure for a longer period of time