Underwood 357 Magnum 140gr Xtreme Penetrator

$43.09 65 in stock

Underwood's 357 Magnum round pairs solid copper Xtreme Penetrator bullets with reliable feeding and maximum penetration. 20 rounds per box.

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Underwood Xtreme Penetrator 357 Magnum

Underwood Ammo has partnered with Lehigh Defense to create a formidable defensive and hunting round that combines raw power with precision engineering.

Key Features

  • Bullet Construction: Solid copper Xtreme Penetrator design
  • Caliber: .357 Magnum
  • Weight: 140 grains
  • Quantity: 20 rounds per box, 10 boxes per case
  • Design: Unique nose geometry maximizes penetration while ensuring consistent, reliable feeding

Performance

The solid copper construction eliminates jacket separation and delivers exceptional penetration through intermediate barriers. The Xtreme Penetrator's distinctive nose cavity is engineered to expand reliably while maintaining structural integrity, making this round suitable for both defensive applications and hunting medium game.

Reliability

Careful attention to bullet geometry ensures smooth feeding in semi-automatic and revolver platforms alike. This round represents the marriage of stopping power and dependable function.

Attributes

Application: Medium-Large Game
Boxes Per Case: 10
Bullet Type: Solid Monolithic
Bullet Weight: 140 Gr
Caliber: .357 Magnum
Casing Material: Nickel-Plated Brass
Muzzle Energy: 747 ft-lbs
Muzzle Velocity: 1550 fps
Rating: Supersonic
Units Per Box: 20