Description

Underwood Ammo XTP .454 Casull 240-grain Jacketed Hollow Point (JHP) ammunition is engineered for shooters who require controlled expansion and consistent terminal performance. The XTP JHP bullet design and a 240-grain weight provide predictable performance, while the listed 1900 fps muzzle velocity and 1924 ft·lbs of energy reflect its high-energy profile. Packaged in brass-cased, boxer-primed, reloadable cartridges, this product is offered in 20-round boxes suitable for hunting, defensive use, and deliberate range practice.

Key Specifications

• The .454 Casull caliber delivers high energy suitable for large-game hunting and defensive applications when used in appropriate platforms.
• The 240-grain bullet weight provides substantial mass for consistent performance and energy transfer.
• The Jacketed Hollow Point (JHP) bullet type is designed to promote controlled expansion for predictable terminal effects.
• The 1900 feet per second listed muzzle velocity indicates the cartridge’s high-energy performance out of specified test barrels.
• The 1924 ft·lbs muzzle energy value reflects the cartridge’s delivered kinetic energy for field and defensive considerations.
• The brass casing and boxer primer construction make these cartridges reloadable and compatible with standard reloading practices.
• The 20 rounds per box packaging supports organized range sessions and field use without frequent repacking.
• The ballistic coefficient (G1) of 0.16 and sectional density of 0.167817146437242 indicate the bullet’s ballistic behavior and mass distribution for stability and penetration.

Underwood’s XTP .454 Casull JHP rounds are a practical choice for shooters preparing for hunting or defensive scenarios who prioritize consistent construction and measurable performance data. Packaged in reloadable brass and offered in 20-count boxes, these cartridges support deliberate training and responsible field use.

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