Features of Firestone GR13/14/15 Inner Tube with TR13 Straight Valve Stem Quality Firestone GR 13/14/15 inner tube.Specification of Firestone GR13/14/15 Inner Tube with TR13 Straight Valve StemProduct DetailsSize MANY 13" 14" 15" Passenger Lt Truck SUV TrailerDimensions 3x8x8Weight 1.7..