Brenneke 7x57 Caliber Cartridge - 128 gr TUG Nature + Box of 20 Units

Brenneke TUG® nature + Ammunition 7x57 - 8.3 g / 128 grs

The Brenneke TUG® nature + ammunition chambered in 7x57 caliber with a projectile weight of 8.3 grams (128 grains) represents the pinnacle of advanced ballistic engineering tailored for precision hunters demanding superior terminal performance combined with environmental responsibility. This lead-free projectile has been meticulously engineered to deliver an optimal balance of accuracy, controlled expansion, and deep penetration, ensuring ethical and effective harvesting of big game species.

Key Technical Specifications

• Caliber: 7x57, renowned for its flat trajectory and moderate recoil, ideal for medium to large game.
• Projectile Weight: 8.3 g / 128 grains, optimized for stable flight and energy transfer.
• Muzzle Energy: 3,141 Joules, providing substantial kinetic force for reliable penetration.
• Initial Velocity: 870 m/s, ensuring a flat trajectory and minimal bullet drop over extended ranges.
• Lead-Free Design: Manufactured with advanced semimetallic materials, this projectile complies with stringent environmental regulations without sacrificing ballistic integrity.
• Controlled Expansion Technology: Engineered to expand predictably upon impact, maximizing energy transfer while maintaining sufficient penetration to reach vital organs across diverse game species.
• Flat Trajectory Profile: Facilitates precise shot placement at variable distances, reducing the need for holdover adjustments in dynamic hunting scenarios.
• Versatile Application: Suitable for a broad spectrum of big game hunting, including deer, boar, and other medium to large ungulates.

Operational Guidelines and Best Practices

To maximize the ballistic potential and terminal effectiveness of the Brenneke TUG® nature + 7x57 ammunition, hunters and marksmen are advised to adhere to the following protocols:

• Employ rifles that are meticulously maintained and specifically chambered for the 7x57 cartridge to ensure optimal chamber pressure and barrel harmonics.
• Store ammunition in controlled environments—dry, cool, and stable—to preserve propellant integrity and consistent ballistic performance.
• Conduct regular range sessions to become intimately familiar with the projectile’s external ballistics, including trajectory, wind drift, and terminal behavior under varying environmental conditions.
• Utilize comprehensive personal protective equipment, including certified eye and ear protection, during all live-fire exercises to maintain safety standards.
• Comply rigorously with local and regional hunting regulations, verifying that the use of lead-free ammunition is authorized within the designated hunting areas.

The Brenneke TUG® nature + 7x57 ammunition seamlessly integrates Brenneke’s storied heritage of precision manufacturing with cutting-edge ecological innovation, delivering hunters a reliable, high-performance, and environmentally conscious solution for modern big game hunting pursuits.