Colt Combat Unit Rail Gun

Colt Combat Unit Rail Gun left side photoUsers’ Rating

Rating: 6.6/10. From 15 votes.
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Summary: The description, specs, pricing, photo and user ratings of the Colt Combat Unit Rail Gun pistol.

Manufacturer’s Description

Colt‘s Combat Unit Rail Gun is a full-size, 1911-style pistol built on a stainless steel frame with a stainless steel slide, and chambered in .45 ACP or 9mm. Colt says firearms trainers Ken Hackathorn and Daryl Holland helped design the gun.

Other features include:

  • A dual-spring recoil system;
  • a National Match stainless steel barrel;
  • a picatinny rail;
  • front and rear slide cocking serrations;
  • a Novak front tritium night sight;
  • a Novak low-mount carry rear sight with a plain, black, wide notch;

    Colt Combat Unit Rail Gun left side photo
    The Colt Combat Unit Rail Gun from the left.
  • an undercut trigger guard;
  • an upswept beavertail grip safety with a speed bump;
  • custom gray G10 grips with the Colt logo and a left-side thumb scallop;
  • an extended left-side thumb safety;
  • a series 80 firing pin/drop-safe safety;
  • 25 LPI checkering on the frontstrap and mainspring housing;
  • a solid aluminum trigger; and
  • a blackened finish.

The pistol comes with two stainless steel magazines, a cable lock and an instruction manual.

The Specs


Caliber Capacity OAL BBL Height Width Weight
.45 ACP 8+1 8.5 5″ 5.5″ 1.5″ 40 oz. unloaded
9mm 9+1 8.5 5″ 5.5″ 1.5″ 40 oz. unloaded

Pricing & Shopping

MSRP: $1,499

Retail: $1,519 (9mm) @ Brownells—

Retail: $1,519 (.45 ACP) @ Brownells—

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