Thompson Compatible 50-Round Drum

Features

1. 50-Round .45 ACP Capacity — Holds a full 50 rounds of .45 ACP, giving you the iconic high-capacity Tommy Gun firepower without constant reloads.
2. Thompson 1927-A1 Compatibility — Built to drop into 1927-A1 semi-auto Thompson carbines and pistols, along with most modern Thompson variants produced in Worcester, MA.
3. All-Steel Construction — Heavy-gauge steel drum body and internal components stand up to repeated loading, hard use, and decades of service.
4. Blued Finish — Classic blued steel finish matches the look of original WWII-era drum magazines for an authentic Tommy Gun profile.
5. 6.75-Inch Drum Diameter — Reproduced to original dimensions at roughly 6 3/4 inches across, preserving the unmistakable silhouette of the Thompson drum.
6. Wind-Up Spring Feed System — Traditional key-wind mechanism delivers consistent feeding pressure from the first round through the last.
7. Built to Original Blueprints — Manufactured to the original GI specifications, ensuring correct fit, function, and collector-grade authenticity.
8. Sliding Side Cover — Removable cover plate gives quick access for loading, cleaning, and spring maintenance.
9. Drop-In Installation — Slides into the Thompson's drum-cut receiver without modification or gunsmithing.