The Auto-Ordnance 1927A-1 SBR (brand part no. T1SB50DH) is the original Thompson design made famous in the 1920s, built as a semi-automatic, closed-bolt short-barrel rifle. Auto-Ordnance chambers this 1927A1 in .45 ACP with a 10.5-inch barrel and adjustable sights, and it ships with a 50-round drum magazine.

Key Specifications

• Chambered in .45 ACP.
• Wears a 10.5-inch barrel.
• Feeds from a 50-round drum magazine.
• Equipped with adjustable sights.
• Operates as a semi-automatic, closed-bolt action.

Frequently Asked Questions

Is this an NFA item? Yes. As a short-barrel rifle, it’s a Title II firearm requiring an approved ATF Form 4 and transfer through an NFA-licensed dealer.

How long is the barrel? 10.5 inches.

What magazine does it ship with? A 50-round drum magazine.

Buy the Auto-Ordnance 1927A-1 SBR

This is a Title II item regulated under the National Firearms Act. Purchase requires an approved ATF Form 4, no federal transfer tax, and transfer through a licensed NFA (SOT/Class 3) dealer, with an extended federal approval wait before delivery. Order through Auto-Ordnance‘s short barrel rifles lineup and our Lubbock, Texas team will walk you through the transfer process.