The UMP45, chambered in .45 ACP. Apart from the different chambering, all versions feature the same design model, the exterior differences being the curved magazine used on the UMP9, while both the UMP40 and UMP45 each use a straight magazine.

UMP, SMG .45 ACP 15 Round Magazine - USA Compact 15 round magazine will fit all HK UMP .45 caliber carbines, SMG's as well as the USC-UMP .45 caliber converted firearms. Each magazine features, steel feed lips, and robust polymer construction.

LWRCI™UMP Magazine are designed to fit LWRCI™ SMG .45 Pistol Caliber Carbines or firearms that accept double stack UMP magazines. Caliber: .45 ACP | Magazine Capacity: 25

Parts listed here are designed for both the HK UMP and USC carbine models chambered in 9mm, .45 ACP or .40 S&W unless otherwise noted. MGW offers replacement triggers, sights, magazines, firing pins, screws, springs and other small parts for these rifles.

This is a genuine factory OEM HK® UMP® .45 ACP 25 Round Magazine. Complete with a lightweight polymer body, reliable polymer follower, and side-facing viewing windows. Made in Germany.

HK UMP .45 ACP - 25RD Mag. These magazines are not "Restricted for Law enforcement " marked , but they perform and use the same 45 ACP cartridge !!! UMP .45 ACP - 25RD Mag. Blue Ridge Supplies is a preferred distributor of Heckler & Koch pistols, rifles and firearm accessories.

HWZ UMP 45 Tactical 9mm Magazine Pouch Quick Release Fast Mag Holster Hunting Second Generation Case Box for Molle System

Made from a proprietary mix of the latest polymer technologies for the lightest most robust magazine possible. Each magazine includes steel reinforced feed lips, high impact polymer body and self lubricating follower for reliable feeding & durability. Fits all: UMP .45 firearms; USC-UMP .45 Conversions that use the UMP .45 magazine; LWRC SMG .45