PROMAG 1911 GOVT MAGAZINE - 45 ACP - 10 ROUND CAPACITY - 40 ROUND BODY - POLYMER - BLACK
ProMag IndustriesThe ProMag 1911 Government Magazine delivers reliable .45 ACP feeding in a California-compliant 10-round capacity, combining a rugged polymer drum body with precision steel internals for dependable performance in your full-size 1911.
- 10-round California-compliant capacity housed in a 40-round drum-style polymer body
- Drum housing built from proprietary DuPont Zytel-based polymer for lightweight durability
- Full-length steel internal insert stamped and welded to mirror factory magazine construction
- Heat-treated stainless steel magazine spring ensures consistent, reliable feeding
- Precision injection-molded follower for smooth, jam-resistant cartridge presentation
- Backed by ProMag's lifetime manufacturer's defect guarantee — proudly made in the USA
Who This Is For
This magazine is an excellent choice for California-based 1911 Government-model owners who want a fun range option with a distinctive drum-style look while staying fully compliant with state capacity laws. It's equally well-suited for competitive shooters and enthusiasts who appreciate American-made quality, robust construction, and the peace of mind that comes with a lifetime guarantee.
Specifications
| Brand | ProMag Industries |
|---|---|
| Caliber | .45 ACP |
| Capacity | 10 Rounds (CA Compliant) |
| Drum Body Capacity | 40-Round Style Body |
| Body Material | DuPont Zytel-Based Polymer |
| Internal Insert | Heat-Treated High Carbon Steel |
| Spring Material | Heat-Treated Stainless Steel |
| Follower | Injection-Molded Polymer |
| Color | Black |
| Fit | 1911 Government Model |
| Country of Origin | USA |
| Warranty | Lifetime Manufacturer's Guarantee |
Frequently Asked Questions
Which 1911 pistols is this magazine compatible with?
This ProMag magazine is designed specifically for full-size 1911 Government-model pistols chambered in .45 ACP. It is built to standard 1911 magazine dimensions and should fit most Government-size 1911s from major manufacturers, including Colt, Springfield Armory, Rock Island Armory, and similar platforms. It is not intended for compact or Officer-size 1911 variants, which use a shorter magazine well.
Is this magazine legal to purchase and use in California?
Yes. This magazine is specifically configured and blocked to hold a maximum of 10 rounds, making it compliant with California's magazine capacity restrictions. It is listed under our CA Blocked Pistol Mags category and is legal to purchase and use by California residents. Always verify current state and local laws before purchasing any firearm accessory.
How reliable is the ProMag drum-style magazine for regular range use?
ProMag engineers their magazines using a combination of heat-treated high carbon steel internals and mil-spec polymer compounds, which together provide consistent spring tension and smooth follower travel. The full-length steel internal insert mirrors factory magazine construction for reliable feeding. As with any aftermarket magazine, we recommend a break-in period of several loading and unloading cycles, and routine cleaning to maintain optimal performance. Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects.
- Caliber:
- 45 ACP
- Capacity:
- 10/40 Round
- Color:
- Black
- Follower Color:
- Black
- Type:
- Pistol Magazine
- CA Compliant:
- Yes
- Platform:
- 1911
- Material:
- Polymer
Reviews
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10/40 round .45 ACP Promag Drum
Worked nicely, exactly as listed cycled through all 10 rounds multiple times no jams, overall pleased
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Excellent equipment
I absolutely love this company and also their products, this baby right here looks perfect on my 1911 trp. Please note that when ordering you have to remove your Magwell in order for it to sit flush and snap into place so it is operational. Easy to load because it's only 10 rounds but the look of it looks amazing.