Lehigh Defense Xtreme Defense .40 S&W 115 grain Fluid Transfer Monolithic (FTM) ammunition is built with a solid-copper, monolithic projectile intended to retain mass and resist deformation through common intermediate barriers. The design incorporates Fluid Transfer radial flutes to manage hydraulic forces and promote consistent energy transfer. This load is intended for shooters who prioritize predictable, barrier-resistant performance in service, carry, or range contexts.
Packaging: Sold per box of 20 rounds. Case ordering: A full case equals 200 rounds, achieved by ordering 10 boxes.
Key Specifications
- The cartridge is .40 S&W.
- The bullet weight is 115 grains.
- The bullet type is Fluid Transfer Monolithic (FTM).
- The product model is Xtreme Defense.
- The manufacturer is Lehigh Defense.
- Each retail box contains 20 rounds.
- A full case contains 200 rounds (10 boxes).
- Listed muzzle velocity is 1400 fps.
- Listed muzzle energy is 500 ft·lb.
This load provides a solid-copper FTM projectile and engineering aimed at maintaining performance through barriers and delivering consistent energy transfer. It is suited to informed shooters seeking durable, predictable handgun ammunition for duty, carry, or range use where barrier-resistant characteristics are valued.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




