The Auto-Ordnance 1927A-1 Deluxe is a semi-automatic Thompson-pattern carbine chambered in .45 ACP with a 16.5-inch barrel and American walnut stock. At 13 lbs and 41 inches overall, it is a heavy, full-size carbine. The blued finish and walnut stock follow the original Thompson aesthetic closely. 
 

Key Specifications 

• Model: 1927A-1 Deluxe 
• Caliber: .45 ACP 
• Barrel Length: 16.5 inches 
• Overall Length: 41 inches 
• Action Type: Semi-Automatic 
• Capacity: 10+1 rounds 
• Weight: 13 lbs 
• Finish Color: Blue 
• Stock Material: American Walnut 
   

Features 

The finned barrel includes a compensator to reduce muzzle rise. Sights are a blade front and adjustable open rear. The manual safety is a positive-engagement lever. The .45 ACP chambering uses the same cartridge as the original Thompson submachine gun, and the receiver accepts drum magazines in addition to the included stick magazine. The 16.5-inch barrel meets the legal minimum for a rifle without any registration requirements. 
 

Usage 

Most buyers choose the 1927A-1 Deluxe for its connection to Thompson history and as a range toy. At 13 lbs it is not a practical carbine for field use, but that weight is manageable at a shooting bench or casual range session. The .45 ACP is accurate and low-recoil at carbine velocities, making it pleasant to shoot in semi-auto form. Buyers in restricted states should verify local laws regarding magazine capacity and cosmetic features.

Owners of the Thompson 1927A-1 Deluxe buy it knowing what it is: a heavy, historical-pattern semi-auto carbine, and most feedback reflects satisfaction with that purpose.

The walnut and blued finish get consistent praise for the quality of the wood and metal work. Reliability at the range is generally good, and the .45 ACP cartridge out of a 16.5-inch barrel is accurate and fun to shoot. The connection to Thompson history is a genuine draw for most buyers, and many describe it as a conversation piece as much as a shooting gun.

The weight of 13 lbs is the main practical criticism. It is tiring to hold offhand for extended sessions, though at a bench it is a non-issue. Price relative to modern carbines comes up occasionally, but buyers who understand the Thompson lineage generally see it as appropriate for what the gun is. Some owners note that certain states have magazine-capacity restrictions that affect how the gun can be configured.