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DEFENSECORE Ammunition by SIM-X is advanced self-defense ammunition engineered for everyday carry, combining high velocity, reduced recoil, and optimized terminal performance. Featuring a patented synthetic polymer, lead-free core paired with a proprietary hollow-point jacket, DEFENSECORE is designed to deliver reliable performance and effective energy transfer when it matters most.

Built using SIM-X SUBMASS™ projectile technology, this ammunition offers a lighter, faster, and cleaner shooting experience while helping reduce recoil and improve control. Available in 9mm, .40 S&W, and .45 ACP, DEFENSECORE Ammunition is ideal for personal defense applications.

RANGECORE Ammunition by SIM-X is advanced training ammunition built for shooters who want faster velocity, reduced recoil, and dependable cycling without firearm modification. Using patented synthetic core projectile technology inside a precision alloy full-metal jacket, RANGECORE delivers the benefits many shooters look for in frangible-style training rounds while maintaining strong real-world performance on the range.

Designed for cleaner shooting and improved control, RANGECORE Ammunition helps reduce wear, tear, and recoil compared to many traditional high-velocity cartridges. Available in 9mm and .45 ACP, it is an excellent choice for training, target shooting, and high-volume range sessions.