The Auto-Ordnance AO 1927A-1 Deluxe is a Thompson-style semi-automatic rifle chambered for .45 ACP. Built in a traditional configuration with a fixed walnut stock and horizontal foregrip, it reflects the design heritage of the 1927A-1 while offering a modern, range-ready layout. This listing describes the Deluxe configuration as supplied: finned barrel option, 10-round stick magazine, and adjustable rear sight.
Key Specifications
- Chambered in .45 ACP.
- Configured as a semi-automatic action.
- The barrel measures 16.5 inches (finned; 18 inches with compensator).
- The listed weight is 13 lbs..
- Overall length is 41 inches.
- Sights include a blade front and open, adjustable rear.
- The stock is a walnut fixed stock with horizontal foregrip.
- Includes 1x10rd stick magazine.
- Manufacturer warranty is 1 year.
The AO 1927A-1 Deluxe combines period-correct ergonomics with practical features for range use and historical appreciation. Its fixed walnut furniture and finned barrel present a traditional profile while the adjustable rear sight and 10-round stick magazine make it suitable for controlled shooting sessions and display. This configuration suits collectors and shooters who value authentic lines and straightforward function.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




