The Hornady Sub-X (Subsonic eXpanding) Rifle Bullets in .45 caliber, 395 grain (Hornady part no. 45031) deliver big results without a big bang. Made by Hornady, this 50-count box is designed to provide deep penetration below the speed of sound, built around a lead core. Long grooves in its gilding metal jacket combine with a flat profile and the patented Flex Tip insert inside the bullet’s hollow point cavity to help it expand reliably at low velocities, while cannelures provide a positive case crimp, making Sub-X well suited to semi-automatic rifles.

Key Specifications

• Sized for .45 caliber subsonic rifle cartridges.
• Each bullet weighs 395 grains, built for reliable subsonic expansion.
• Sold 50 bullets per box.
• Features the patented Flex Tip insert inside the hollow point cavity for low-velocity expansion.
• Uses long jacket grooves combined with a flat profile to aid reliable expansion.
• Includes cannelures for a positive case crimp suited to semi-automatic rifles.
• Measures 4.15 inches in packaging length.
• Ships at approximately 3.03 pounds per box.
• Designed to provide deep penetration below the speed of sound.

Frequently Asked Questions

What does the Flex Tip insert do? It sits inside the hollow point cavity and helps the bullet expand reliably even at the reduced velocities of a subsonic load.

Is this bullet suited for semi-automatic rifles? Yes, the cannelures provide a positive case crimp that supports reliable function in semi-automatic actions.

Buy the Hornady Sub-X Rifle Bullets .45 Caliber 395gr

Load a purpose-built subsonic bullet for your suppressed .45-caliber rifle. Order this box from our Lubbock, Texas gun shop for fast, direct shipping, and browse the rest of our reloading bullets selection.