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Auto Ordnance

THOMPSON 1927A-1

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Semiauto Thompson

1927A1 .45 caliber carbine

16.5-inch Finned

Genuine American walnut woodwork

Blade Front

Sight and open rear adjustable

Commando Model

Pinned compensator for 18-inch barrel

Frame Receiver

Black Parkerized finish

$1526.40
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SKU: 152270

Overview

Built around a classic semiautomatic design, this .45 caliber carbine combines traditional styling with a practical setup for range use and collection-minded owners. It features a 16.5 finned barrel, blade front sight, open rear adjustable sight, and a pinned compensator for an 18" barrel length. The frame and receiver are machined from solid steel with a black Parkerized finish, while the genuine American walnut furniture carries a durable painted black finish. A 20-round stick magazine and black nylon sling are included, adding ready-to-use convenience.

Why Hunters Choose the Auto Ordnance

Classic Thompson

Time-honored original details reproduced in

.45 Caliber

A 16.5 finned barrel

Genuine American

Walnut woodwork adds traditional appeal

Blade Front

Sight and open rear adjustable

Solid Steel

Black Parkerized metal finish

Key Features

  • Semiauto Thompson 1927A1 .45 caliber carbine
  • 16.5-inch finned barrel with genuine American walnut woodwork
  • Blade front sight and open rear adjustable sight
  • Commando model with pinned compensator for 18-inch barrel length
  • Frame and receiver machined from solid steel with black Parkerized finish
  • Includes one 20-round stick magazine and a black nylon sling

Best Used For

  • Collectors seeking a semiauto carbine with classic Thompson styling and walnut furniture
  • Range shooters wanting a .45 caliber carbine with adjustable open rear sight
  • Owners who prefer a Commando model with pinned compensator and 18-inch barrel length
  • Users needing an included 20-round stick magazine and black nylon sling

Specifications

Barrel Length16.5 in
Barrel Typefinned barrel
Blade Finishblack Parkerized metal finish
Caliber.45 caliber
Compensatorpinned compensator
Frame Materialsolid steel
Front Sightblade front sight
Furniture Finishdurable painted black finish
Magazine Includedone 20-round stick magazine
ModelCommando
Overall Barrel Length18 in
Rear Sightopen rear adjustable sight
Receiver Materialsolid steel
Sling Includedblack nylon sling
Woodworkgenuine American walnut

Pros

  • Classic Thompson 1927A1 styling with time-honored original details reproduced in a semiauto carbine.
  • Features a .45 caliber chambering with a 16.5 finned barrel.
  • Genuine American walnut woodwork adds traditional appeal.
  • Blade front sight and open rear adjustable sight support simple sighting.
  • Solid steel frame and receiver with black Parkerized metal finish.
  • Includes one 20-round stick magazine and a black nylon sling.

Considerations & Trade-offs

  • The 18" barrel length on this Commando model comes from a pinned compensator, so the configuration is fixed rather than easily changed.
  • It includes one 20-round stick magazine, which may be limiting if you want additional capacity or a larger spare-magazine setup.
  • The walnut furniture has a painted black finish, which gives a different look than natural wood and may not suit buyers seeking an unpainted appearance.
  • The sight setup is traditional—blade front and open rear adjustable—which may be less specialized than optics-ready configurations.

Suggested Comparisons

  • Semi-automatic carbines
  • .45 caliber firearms
  • Classic-style tactical rifles
  • Firearms with wood furniture

Suggested Accessories

  • Gun case
  • Cleaning kit
  • Sling
  • Magazine pouch

Frequently Asked Questions

What caliber is the Thompson 1927A-1 chambered in?

It is a .45 caliber carbine.

What barrel setup does this Commando model use?

The short description says it has a 16.5 finned barrel, and this Commando model also has a pinned compensator for an 18" barrel length.

What sights are included on this carbine?

It has a blade front sight with an open rear adjustable sight.

What materials and finish are listed for the receiver and furniture?

The frame and receiver are machined from solid steel with a black Parkerized metal finish. The walnut furniture has a durable painted black finish.

What comes with the Thompson 1927A-1?

It includes one 20-round stick magazine and a black nylon sling.