 Yeah, FSM is reasonably priced. It's as good as there is. I wouldn't tell you it was good if it wasn't. Dr. Injector FSM. Available at your local Dr. Injector store, Amazon, or eBay. DocInjector.com. Be advised, this is your opportunity to save up to 40 to 80% on a hot tub or swim spa. This weekend only, today through Sunday. Angel of the Winds Arena, Everett.