The Auto Ordnance 1927A-1C Lightweight Deluxe is a .45 ACP semi-automatic carbine that channels the mechanical character of a Thompson submachine gun into a modern, civilian-legal platform. Built around a machined steel frame and receiver (or lighter aluminum option on this model), it delivers the distinctive look and handling of a classic American design without the NFA paperwork. If you appreciate historical firearms engineering or want a .45 caliber semi-auto with genuine personality, this is a serious alternative to polymer-heavy modern carbines.
The 16.5-inch finned barrel with compensator gives the 1927A-1C a purposeful, purposeful profile. The action cycles cleanly, the genuine American walnut furniture feels solid in your hands, and the overall 41-inch length keeps it maneuverable indoors or in a vehicle without feeling like a short-barreled novelty. At 13 pounds, it's substantial but not unwieldy—manageable for extended range sessions or in a truck or cabin. This is the aluminum-receiver Lightweight variant, a popular choice among owners who value the weight savings.
Sights are straightforward: a blade front and adjustable rear, typical of the era the design references. The 20-round detachable magazine feeds .45 ACP reliably, and the semi-auto action means every shot is one trigger press. Whether you're running it at the range, hunting, or just enjoying a piece of American firearms history that actually works, the 1927A-1C occupies a unique niche between nostalgia and practical utility.
| Caliber | .45 ACP |
| Action | Semi-Auto |
| Magazine Capacity | 20 rounds |
| Barrel Length | 16.5 inches |
| Overall Length | 41 inches |
| Weight | 13 pounds |
| Receiver Material | Aluminum (Lightweight model) |
| Stock/Grip | Walnut |
| Sights | Blade front, adjustable rear |
| Finish | Black |
This Lightweight Deluxe version uses an aluminum receiver instead of solid steel, reducing overall weight while maintaining the same barrel, furniture, and functionality. The aluminum option is one of the company's most popular configurations because it keeps the gun nimble without sacrificing the classic Thompson appearance and heft.
The 1927A-1C fires .45 ACP and comes with a 20-round detachable magazine. Standard .45 ACP ammunition from any major manufacturer will function in this firearm.
The 1927A-1C is a semi-automatic civilian firearm. Federal law permits ownership by licensed individuals in most states, though some states have additional restrictions on .45 ACP carbines or modern sporting rifles. Check your state and local laws before purchase.
It ships with a blade front sight and adjustable rear sight. These are open sights suitable for close to intermediate ranges; many owners add rail-mounted optics for longer-distance shooting.
Firearm Shipments:
To buy rifles or shotguns, you must be 18 years old, and for handguns, actions, or receivers, the minimum age is 21. By placing an order for this firearm, you confirm that you are the legitimate transferee/buyer, meet the legal age requirements, and comply with all Federal, State, and local laws and regulations necessary to purchase this firearm.
We only ship firearms to valid Federal Firearms License (FFL) holders. At checkout we provide a FFL locator for your convenience.
We will need a copy of the FFL’s license to facilitate the process, kindly request your dealer to email us a copy of their FFL, as we cannot dispatch the firearm until we receive this document. It is imperative for the buyer to choose their FFL dealer, ensure they are willing to facilitate the transfer, and have them email their FFL copy to BOSQUE Outdoors. To avoid any confusion, the customer's name or order number must be mentioned in the email containing the FFL.
Email: [email protected]
Auto Ordnance
Auto Ordnance
Auto Ordnance
Auto Ordnance
