Buy FSM Online

FSM produces solid copper and Tumble Upon Impact, or TUI, ammunition for a range of rifle and pistol cartridges. Their rounds are engineered to deliver consistent weight retention, reliable feeding, and controlled terminal performance in calibers such as 300 Blackout, 40 S&W, .350 Legend, 6ARC, and 8.6 Blackout. Products include precision-formed copper projectiles and spun copper designs optimized for hunting and defense applications where lead-free performance and barrier penetration matter. FSM ammunition is packaged in consumer and case quantities and aimed at shooters who want predictable ballistic behavior from each shot.

FSM is known for manufacturing solid copper and TUI projectiles and assembling ammunition lines focused on lead-free terminal performance. Specific founding details and headquarters information are not available here.

Well-known lines include the TUI solid copper series and specialized loads for 300 Blackout, 40 S&W, .350 Legend, 6ARC, and 8.6 Blackout.

Choose FSM when you want lead-free, solid copper or TUI rounds that prioritize weight retention, penetration, and consistent terminal results.