Description
The Liberty Civil Defense 357 SIG 50gr HP load takes a very different approach to defensive handgun ammunition. Instead of a heavy lead-core bullet, Liberty uses an ultra-light 50 grain copper monolithic hollow point and drives it at a rated 2300 feet per second from the .357 SIG. The high velocity and lead-free construction are designed for fast energy transfer on impact, with the nose section built to fragment and reduce the risk of over-penetration in a home or urban setting.

Why Choose the Liberty Civil Defense 357 SIG 50gr HP
- 50 grain lead-free copper monolithic hollow point
- Rated 2300 fps muzzle velocity
- Designed to reduce over-penetration
- Low felt recoil for fast follow-up shots
- 20 rounds per box
Built for Personal Defense
- Lead-free construction
- Brass cases
- Very high velocity for rapid energy transfer
- Made in the USA by Liberty Ammunition
Because the bullet is so much lighter than typical .357 SIG loads, point of impact may differ from your practice ammunition. Shoot enough of this Liberty 357 SIG 50 grain load at typical defensive distances to confirm where it hits and that your pistol feeds and ejects it reliably.
Store defensive ammunition in a cool, dry place and rotate the rounds in your carry magazines from time to time. Keep a separate supply of practice ammunition so you do not dip into your carry rounds.
The .357 SIG was developed to match the performance of the .357 Magnum from a semi-automatic pistol, using a bottlenecked case that feeds smoothly and reliably. Pistols chambered for it are often built on .40 S&W frames, and many owners appreciate its flat trajectory and crisp recoil. This load leans into the cartridge speed advantage with an unusually light, fast bullet.
Defensive ammunition should always be chosen with care. Consider your firearm, barrel length, the environment where you are most likely to need it, and your ability to place accurate shots under stress. Regular practice, with both training ammunition and a few rounds of your carry load, is the best way to build confidence.
Specifications
- Brand: Liberty Ammunition
- Product Line: Civil Defense
- Cartridge: .357 SIG
- Bullet: Copper monolithic hollow point, lead-free
- Bullet Weight: 50 grains
- Velocity: 2300 fps
- Case: Brass
- Quantity: 20 rounds
- UPC: 748252888631
Why Choose Lead Free 357 SIG Defense Ammo
The .357 SIG is already known as a high-velocity cartridge, and this 357 sig defense ammo pushes that even further. A very light bullet moving at 2300 fps delivers a sharp, fast energy transfer, while the reduced mass helps lower felt recoil so you can get back on target quickly.
Many shooters choose lead free 357 sig loads to cut lead exposure at the range and to comply with non-lead requirements in some areas. The copper monolithic design also resists the jacket separation that can occur with traditional bonded or cup-and-core bullets.
The liberty civil defense line was developed with home and urban defense in mind, where limiting penetration through walls is an important consideration. As with any defensive load, test it in your own firearm before relying on it.
Concealed carriers, home defenders and .357 SIG pistol owners looking for a modern lead-free defensive load will find this 20-round box a strong option. Always confirm your firearm is chambered for .357 SIG, practice regularly, and follow all federal, state and local laws.
Browse more defensive ammunition at Mag 5 Firearms, or visit Liberty Ammunition for full product details.








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