.45-70 500 Grain RNFP – Hi-Tek Coated

The Heavy Hitter of the .45-70 World

When you need deep penetration, serious energy, and full-weight authority, the 500 grain RNFP is your go-to thumper. Sized to .458″ and Hi-Tek coated to reduce fouling, this bullet is made for big-game hunters, long-range subsonic shooters, and those who love the classic heavy .45-70 load.

Smooth feeding, hard impact, and consistent performance—this is the heavyweight champ of our .45-70 lineup.

Specs

• Bullet Style: RNFP

• Diameter: .458″

• Weight: 500 grains

• Overall Length: 1.245″ ± tolerance

• Brinell Hardness: 16

• Material: Certified 92-6-2 Lead Alloy

• Coating: Hi-Tek Supercoat (Red)

• Base: beveled

Why Choose ACME Bullets

• Heavier bullet means more energy on target and deeper penetration

• Precision casting and sorting = consistent performance

• Hi-Tek coating minimizes leading, even at subsonic velocities

• Trusted by hunters, lever-gun fans, and long-range cast bullet shooters

Reloading Tips

• Great Subsonic Option: Load subsonic for suppressed rifles or reduced recoil

• Recoil Consideration: Use slower powders to manage pressure curves and recoil impulse

• Recommended Powders: IMR 4198, Accurate 5744, and H322 all pair well

• Crimp Firmly: Use a strong roll crimp to prevent bullet creep under recoil

Load Data & Videos

See this beast in action! We tested the 500 grain RNFP across multiple powders to see how it handles recoil, accuracy, and subsonic performance.

ACME Bullets YouTube Channel

Heavyweight Power You Can Count On

If you’re looking to drop big game, ring distant steel, or explore the subsonic world, this 500 gr Hi-Tek Coated RNFP has your back. Built for serious performance—and backed by shooters who demand the best.