Circle Square Firearms sells firearms, ammunition, and related products. You must be at least 18 years of age to enter.
Some products and transactions may require additional verification and a higher minimum age (21 for handguns under federal law).
Heckler & Koch Inc.
Prices and availability subject to change without notice. Product availability subject to applicable federal, state, and local laws.
USP 9mm 31 round magazine. Will also fit all HK USP 9mm full size handguns. This item can be used with or without the jet funnel mag well installed. Note: the magazine will extend below the bottom of the magazine well on a standard USP pistols.
Fits:
Heckler & Koch Inc.
Heckler & Koch Inc.
Heckler & Koch Inc.
Heckler & Koch Inc.
