Kustom City Fiberglass is located in beautiful Great Falls, Montana. We manufacture, repair, and accept fabrication of custom projects relating to fiberglass. You need your boat fixed because a hole was a punctured in the hull, were it. You need a tank made a custom size to fit the space you have. We can do it! Almost anything you can think of relating to fiber glass we can do it. Call today for a quote on your fiberglass needs.