The Thompson 1927-A1 has a pinned Cutts compensator, which lengthens the finned barrel length to 18", and puts the overall length for the carbine at 41" from buttstock to muzzle. It has a blade front and open rear adjustable sight. The fixed stock is crafted in luxurious polished American Walnut and has a vertical foregrip.
| Metal Finish Group | Silver/Gray |
| FireArm | yes |
| Caliber | 45 ACP |
| Barrel Length Range | 18" to 18.99" |
| Action | Semi-Auto |
| Receiver Material | Steel |
| Stock Finish Group | Brown |
| Sights | Blade Front, Adjustable Rear |
| Hand | Right |
| Barrel Length | 18" |
| Weight | 13 lbs |
| Weight Range | 13 lbs to 13.99 lbs |
| Capacity | 20+1 |
| OAL | 41" |
