This is a 125/135R15 Michelin tube with a TR13 Offset rubber stem. Recommended application is for Bias Ply tires and the recommended tire fitment is for a 125/135R15 Radial tire. Fits 125-135 width, 15 inch diameter tires. This inner tube has a TR13 rubber stem and the valve stem location is Offset. TR13 stem is rubber stem 1 1/2 inches tall, 3/8 inch in diameter. Actual item may differ from photo. Eclectic Tire Company features a huge selection of classic Michelin tubes.