We have a set of used tracks, fit a variety of mid size excavators. As you can see in the pictures they are virtually new. The pads/shoes are 27.5" wide and are triple grousers, the corners of the grousers show virtually no wear. The pins also have minimal wear. There are 43 links/shoes. The pitch is 770. Could fit 160 or 180 Hitachi, or equivalent John Deere, Link Belt of Volvo.