Promag Thompson Carbine Rifle Magazine Drum Black .45 ACP 40/rd
$83.39
Elevate your shooting experience with the Promag Thompson Carbine Rifle Magazine Drum, featuring a high-capacity 40-round design for the .45 ACP Auto-Ordnance Thompson. Constructed from durable DuPont Zytel polymer and equipped with a heat-treated stainless steel spring, this drum magazine ensures reliable feeding and exceptional performance on the range or in the field. Proudly made in the USA, it’s a must-have for serious shooters looking to maximize their firepower.
Out of stock
Features:
- 40-round drum magazine
- Fits the Auto-Ordnance Thompson .45acp Carbine
- Drum housing constructed of a proprietary DuPont Zytel based polymer
- Injection molded magazine follower
- Magazine spring formed from heat treated stainless steel
- Made in USA
| Weight | 1.830 lbs |
|---|---|
| Dimensions | 16.500 × 6.500 × 3.500 in |
| Manufacturer | ProMag Industries |
| Capacity | 40 |
| Finish | Black |
| Frame Material | Polymer |
| Caliber | .45 ACP |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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