Underwood Ammo XTP JHP 45 Long Colt (+P) 20rd

Underwood Ammo’s XTP Jacketed Hollow Point offering is a purpose-designed .45 Long Colt (+P) handgun load intended for field and defensive use. The ammunition is produced in reloadable, boxer-primed brass cases with nickel plating reported in product information and marketing. Published performance entries list a muzzle velocity of 1400 fps and muzzle energy of 1088 ft·lbs. Each packaged box contains 20 loaded rounds, and boxes are grouped into cases of 10 where noted.

Key Specifications

• The cartridge is chambered for .45 Long Colt.
• The load is rated +P.
• The bullet type is listed as a Jacketed Hollow Point.
• The cartridge cases are described as Nickel‑Plated Brass.
• Each box contains 20 rounds.
• Boxes per case are listed as 10.
• The listed muzzle velocity is 1400 fps.
• The listed muzzle energy is 1088 ft·lbs.
• The product is marked as Reloadable (box/primer configuration allows reloading).
• Application is listed as Medium-Large Game in the product attributes.

This XTP JHP load is assembled to deliver consistent, real‑world performance from modern revolvers chambered in .45 Long Colt (+P). With nickel‑plated cases for enhanced corrosion resistance and reliable feeding, the cartridge is intended for shooters who want a durable, reloadable factory load for hunting and personal-defense contexts. The combination of controlled expansion JHP bullets and a high-energy +P profile makes this an option for those prioritizing terminal performance and dependable case handling in the field.