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ProMag Polymer H&K USC .45 ACP Carbine 20-Round Pistol Magazine HEC-A7 Gun Model: Heckler & Koch USC, Caliber: .45 ACP, 15% Off

ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
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ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
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ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
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ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD
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ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD

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Questions & Answers
Customer Reviews
Most Recent Reviews
HK USC. MAGS by MJ, Verified Owner, January 23, 2026
If you have a HK USC .45, this is a good magazine, feeds great, just as good as the factory ones Thanks PROMAG
Most Recent Reviews
HK. USC MAGS by MJ, Verified Owner, November 22, 2025
The 10-20 rnd. Magazines Work great Follower has no sag, sturdy build Need to get more
Read All 2 Reviews
Gun Model:
Heckler & Koch USC
Caliber:
.45 ACP
Magazine Capacity:
20 Round
Fabric/Material:
Polymer

Code: KA0-PMG-PRMG0717-HEC-A7-20RD

MPN: HEC-A7

UPC: 708279010545

List: $45.99Save $1.40
$44.59

Certain firearm magazines and extensions are subject to maximum capacity restrictions based on state and local laws. Currently, we are unable to sell these products to some locations. For a complete list of these restrictions, please visit our policy page.

By continuing with your purchase, you agree to adhere to all applicable laws and regulations.  

Product Info for ProMag Polymer H&K USC .45 ACP Carbine 20-Round Pistol Magazine

The ProMag Magazine features a magazine body constructed from a proprietary DuPont Zytel based polymer. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire.image

Specifications for ProMag Polymer H&K USC .45 ACP Carbine 20-Round Pistol Magazine:

Manufacturer: ProMag
Gun Model: Heckler & Koch USC
Caliber: .45 ACP
Magazine Capacity: 20 Round
Fabric/Material: Polymer

Package Contents:

  • ProMag Polymer H&K USC .45 ACP Carbine 20-Round Pistol Magazine

What firearm models does the manufacturer say ProMag Polymer H&K USC .45 ACP Carbine 20-Round Pistol Magazine is compatible with?

The manufacturer says that ProMag Polymer H&K USC .45 ACP Carbine 20-Round Pistol Magazine is compatible with Heckler & Koch USC

ProMag Polymer H&K USC .45 ACP Carbine 20-Round Pistol Magazine Orderable Models

List of Orderable Models

  • ProMag Polymer Pistol Magazine, H&K USC, .45 ACP Carbine, 20-Round, Black, HEC-A7-20RD , MPN: HEC-A7 , UPC: 708279010545 , Code: KA0-PMG-PRMG0717-HEC-A7-20RD
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Last updated 2026-08-11 UTC.