Auto-Ordnance 10-Round .45 ACP Thompson 1927-A1 Drum Magazine

The Auto-Ordnance 10-Round .45 ACP Thompson 1927-A1 Drum Magazine (part no. T12BKT) is a 10-round .45 ACP drum, about 6.75 inches in diameter, built to fit 1927-A1 Thompson models and modern Thompson guns made in Worcester, MA — it will NOT fit Thompson M1 models or guns made in West Hurley, NY, or before 1990. Auto-Ordnance manufactures it entirely in the U.S. to the original factory specifications, and it ships with a drum installation device, nicknamed the "3rd hand," to help seat the drum.

Key Specifications

• Chambered for .45 ACP ammunition.
• Holds 10 rounds per drum.
• Diameter of about 6.75 inches.
• Fits 1927-A1 Thompson models and modern Thompson guns made in Worcester, MA.
• Will not fit Thompson M1 models (military-pattern, side-charging-handle Thompsons) or guns made in West Hurley, NY, or before 1990.
• Ships with a drum installation device, nicknamed the "3rd hand," to help seat the drum.
• Manufactured entirely in the U.S. to the original factory specifications.
• Manufactured by Auto-Ordnance.

Frequently Asked Questions

Will this drum fit my Thompson? It fits 1927-A1 Thompson models and modern Thompson guns made in Worcester, MA. It will NOT fit Thompson M1 models (the military-pattern, side-charging-handle version) or Thompson guns made in West Hurley, NY, or before 1990. Always confirm your exact model before ordering.

How many rounds does it hold? 10 rounds of .45 ACP, in a drum about 6.75 inches in diameter.

Does it come with anything else? Yes — it ships with a drum installation device, nicknamed the "3rd hand," to help seat the drum.

Buy the Auto-Ordnance 10-Round .45 ACP Thompson 1927-A1 Drum Magazine

Order the Auto-Ordnance 10-Round .45 ACP Thompson 1927-A1 Drum Magazine from our Lubbock, Texas gun shop for fast shipping. Browse more handgun magazines at Schaefer Defense.