JUST FINISHING A ZVEZDA SU 100 OVERALL IT AIN’T ABAD KIT BUT THE TRACKS ARE A JOKE.I GET ALMOST ALL MY MADEL STUFF AT INTERNET HOBBIES AND THEY DON’T HAVE ANY AFTERMARKET T-34 TYPE TRACKS.DOES ANYBODY HAVE A BETTER ONLINE HOBBIE STORE?
Try Great Model Webstore at greatmodels.com They should have anything you need.
Try Squadron.com or modelmecca.com
You might try R&J Products as well. There are plenty of outlets out there.