SPRINGFIELD 1911 TRP 45ACP AOS – 4.25″ 7RD CLASSIC BLACK

Springfield TRP 45 ACP Tactical Response Pistol (AOS) with 4.25″ Barrel

The Springfield TRP 45 ACP Tactical Response Pistol is built for practical carry, home defense readiness, and modern duty use where quick target acquisition matters. This 1911-style semi-automatic handgun features an AOS optic-ready slide and night sights, supporting faster alignment in low-light conditions. The .45 ACP chambering and 7-round capacity make it a capable option for users seeking dependable terminal performance.

Key Specifications

• Manufacturer: Springfield Armory.
• Manufacturer Part Number: PC9124LRCCAOS.
• Action: Semi-Auto.
• ATF Type: Pistol.
• Caliber/Gauge: .45 ACP.
• Barrel Length: 4.2500 inches.
• Capacity: 7 rounds.
• Model: Tactical Response Pistol.
• Number of Magazines: 3.
• Overall Length: 10.1000 inches.
• Rate of Twist: 1-in-16″.
• Safety: Ambidextrous thumb safety.
• Sights: Tritium night sights with a black rear (FS:Tritium RS: Black).
• Sights Type: Night sights.
• Slide Description: Optic ready with serrations.
• Product Type: 1911.
• State Restrictions: Restricted for Puerto Rico and Virgin Islands.
• UPC: 706397965662.

This Springfield TRP 45 ACP delivers a duty-oriented 1911 platform with an AOS optic-ready slide for the sights-on-the-gun setup you prefer, while tritium night sights help maintain speed and accuracy after dark. The compact 4.25″ barrel balances handling with .45 ACP performance, and the ambidextrous thumb safety adds usability for a wider range of shooters. Built for serious defensive and training scenarios, it combines modern optic compatibility with practical-ready features.

Frequently Asked Questions (FAQs)

1) What does “AOS” mean on the Springfield TRP 45 ACP?

AOS indicates the slide is optic-ready using Springfield’s Active Optics System style mounting approach, allowing you to install a compatible red dot optic as supported by the platform.

2) What is the barrel length and caliber of this pistol?

This model has a 4.25-inch barrel and is chambered in .45 ACP.

3) How many rounds does the Springfield TRP 45 ACP hold?

The capacity is 7 rounds, and the package includes 3 magazines.

4) Does it come with night sights?

Yes. It uses tritium night sights with a black rear sight reference (FS:Tritium RS: Black), designed for low-light visibility.

5) Is this a 1911-style pistol or a different platform?

It is a 1911-type pistol, specifically the Springfield Tactical Response Pistol (TRP) configuration.

6) What safety controls are included?

It features an ambidextrous thumb safety for left- and right-handed operation.

7) Where is this firearm restricted?

The listing indicates restrictions for Puerto Rico (PR) and Virgin Islands (VI), so availability may vary by jurisdiction.

8) What should I consider when adding an optic to an optic-ready slide?

You should confirm compatibility between your chosen optic and the AOS mounting pattern, verify proper torque and mounting fit, and perform function checks following manufacturer guidance before relying on the firearm.