This is a ProMag 10-round magazine for Heckler & Koch USC Carbines in .45 ACP

Crafted from DuPont’s proprietary fiberglass-reinforced Zytel polymer, with heat-treated chrome silicon springs for maximum service life, these ProMag enhanced magazines are a perfect upgrade for your USC.

Offering a sporterized version of the iconic UMP submachine gun—recognizable from countless movies & video games—the now-discontinued USC uses proprietary single stack magazines that can get pretty expensive, unless you go with ProMag …

Featuring a 10-round capacity and compact size, these magazines are ideal for target practice, tactical drills and training. They also come with ProMag’s lifetime replacement guarantee, ensuring you’ll always have a working magazine on hand.

Grab a few spare ProMag magazines for your USC carbine today!