The Lehigh Defense Xtreme Defense 115 gr Fluid Transfer Monolithic is a lead-free, solid copper reloading projectile engineered for controlled penetration and consistent barrier performance in .40 caliber applications. Its progressive nose geometry is designed to maintain straight penetration after impacting intermediate barriers, and the monolithic construction improves environmental profile compared with traditional lead-core designs. These bullets are supplied in a box quantity of 100 for reloading use.
Key Specifications
- The bullet type is Fluid Transfer Monolithic.
- The bullet diameter is .400 inches.
- The ballistic coefficient is .121.
- The core material is Copper.
- The jacket material is Copper.
- The overall length is .615 inches.
- The weight is 115 gr.
- The sectional density is .103.
- The quantity per box is 100.
- The listed caliber is .40 Caliber.
Designed for reloaders who prioritize consistent, barrier-resistant performance and an all-copper, lead-free construction, these Xtreme Defense monolithic bullets provide repeatable results in defensive and duty-focused loads. Their progressive nose geometry and solid construction make them a practical option for handloaders seeking predictable terminal behavior and improved environmental profile without changing seating or load development practices.








