The Auto-Ordnance – Thompson M1 Lightweight 45 ACP is a rifle from Auto-Ordnance – Thompson. This configuration is built around Semi-Auto, a 16.5-inch barrel, and a listed capacity of 10 + 1.

The action is Semi-Auto. Barrel length is 16.5 inches. Capacity is listed as 10 + 1, meaning a 10-round magazine with one round in the chamber.

The finish is blue. The sights are blade front/fixed battle rear sights. The stock, frame, and grip specification is Synthetic Stock Walnut Grain Polymer.

The magazine specification is 1 10 rd. Stick. Overall length is 38 inches, and weight is 8 lbs. This configuration is in the Tommy Gun Series.

The UPC for this exact configuration is 602686222143. The store SKU is AOTM1CP10S. Use 16.5 inches when you compare size with other Auto-Ordnance – Thompson rifles, because barrel length is one of the fields that changes between similar model numbers.

The plus-one capacity figure is a magazine count plus a chambered round, which is different from a listing that quotes the magazine alone. The blue finish is the surface treatment to match if you are comparing color or coating with another Auto-Ordnance – Thompson configuration of the same model. The model name to compare is M1 Lightweight. A close Auto-Ordnance – Thompson model can differ in finish, capacity, barrel, sights, or included parts, and those differences are the reason this page stays with this configuration.

The caliber to match is 45 ACP. The same model name in another caliber is a different firearm. Additional information on this page repeats the published specification list for this exact configuration. If a measurement is not in that list, it is not stated here and should not be assumed. Read as a checklist, manufacturer is Auto-Ordnance – Thompson, model is M1 Lightweight, caliber is 45 ACP, action is Semi-Auto, barrel length is 16.5", capacity is 10 + 1, finish is Blue, and sights is Blade Front/Fixed Battle Rear.

Compare the Auto-Ordnance – Thompson M1 Lightweight 45 ACP with more Rifles, or browse the full Send It Guns catalog. See the official Auto-Ordnance – Thompson site.