Vintage toy track. Single length : 16.5" x 1-1/8" Make your own.

Vintage Toy Truck and tank Track : 16.5" x 1". Treads are 1/" apart and 3/16". Track has ribbed detail on the inside of the track. Black Rubber material. There is some give to the track so they could be used on up to 17.5" measurements.  These are a single cut length that can be cut and spliced to fit.  These have dust on them from the manufacturing but it wipes down very easily.