Physical
The physical qualities of the M1 Thompson (Tommy Gun). Information presented is strictly for general reference and should not be misconstrued as useful for hardware restoration or operation.
813 mm
32.01 in
O/A Length
267 mm
10.51 in
Barrel Length
10.58 lb
4.80 kg
Weight
Blow-Back System
Action
.45 ACP
Caliber(s)
20- or 30- round box; 50-round drum
Feed
flip-up adjustable rear sight.
Sights