HK UMP/USC Series

HK UMP (.45 ACP) 25 Round Magazine

+ 22 reviews

RennSteig

RennSteig 8 Piece Punch Set For HK Firearms

+ 21 reviews

HKP HK Parts

HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) 4 Piece Picatinny Rail Set

+ 20 reviews

H&K Heckler & Koch

H&K MP5 & MP5K 9mm Cleaning Kit

+ 5 reviews

H&K Heckler & Koch

H&K UMP (.40 S&W/.45 ACP/9mm) Folding Stock

+ 3 reviews

HKP HK Parts

HKP HK UMP (9mm) 30 Round Magazine

H&K Heckler & Koch

H&K Chamber Face Brush For All Barrels

+ 3 reviews

Maglula

Maglula Mag Loader/Unloader

+ 10 reviews

HK UMP/USC (.40 S&W/.45 ACP/9mm) Recoil Buffer

HKP HK Parts

HKP Armorers Bench Block Tool

+ 6 reviews

HKP HK Parts

HKP HK UMP (.45 ACP) 15 Round Magazine

+ 1 reviews

H&K Heckler & Koch

H&K German Sling Hook - Black

+ 2 reviews

H&K Heckler & Koch

H&K 9mm Barrel Flute Cleaning Brush

+ 2 reviews

GSG9

GSG9 HK UMP Folding Stock - Black

HKP HK Parts

H&K UMP (.40 S&W/.45 ACP/9mm) Safe/Semi Lower - 2 Position

+ 8 reviews

H&K Heckler & Koch

H&K UMP (.45 ACP) 25 Round Magazine

+ 4 reviews

USA

25 Round HK UMP 45 LWRC SMG 45 Magazine - FDE

+ 1 reviews

Maglula

Maglula Universal Magazine Loader

+ 8 reviews

H&K Heckler & Koch

H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Stock Axle Pin - Swiss

+ 2 reviews

B&T Brugger & Thomet

B&T HK MP5K, HK SP5K UMP B&T Folding Stock - Black

+ 1 reviews

HKP HK UMP .45 & UMP .40 Dual Magazine Clamp

+ 2 reviews

H&K Heckler & Koch

H&K UMP (.45 ACP) 25 Round Magazine Spring

H&K Heckler & Koch

H&K USC (.45 ACP) 10 Round Magazine

H&K Heckler & Koch

H&K Single Point Sling - Quick Detach - Black

+ 1 reviews

USA

HK MP5 .22LR UMP Style Folding Stock

+ 2 reviews

HKP HK Parts

HKP Armorer's Tool Kit

+ 1 reviews

H&K Heckler & Koch

H&K Receiver & Magazine Cleaning Brush For All HK's

H&K Heckler & Koch

Universal Cleaning Kit - Used

+ 3 reviews

Magpul

Magpul M-Lok MVG Vertical Grip

HKP HK Parts

HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Enhanced Top Receiver Rail

+ 5 reviews

Safariland

Safariland Silicone Gun & Reel Cloth

Strike Industries

AntiVenom-XPLC Lubricant and Cleaner

+ 1 reviews

HKP HK Parts

HKP HK UMP 45, SMG 45 Magazine Loader

H&K Heckler & Koch

HK Contract 3 Point Sling - OD Green

+ 3 reviews

HKP HK Parts

HKP HK UMP (.45 ACP) Barrel - 3 Lug - Threaded 16x1 LH

HDPS

HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block - B Pin Style

+ 2 reviews

H&K Heckler & Koch

HK Contract 3 Point Sling - Black

+ 5 reviews

H&K Heckler & Koch

H&K UMP/USC (.40 S&W/.45 ACP/9mm) Side or Bottom Rail

Safariland

Safariland Break Free CLP

HKP HK Parts

HKP HK UMP (.40 S&W/.45 ACP/9mm) Lower Locking Pin

+ 2 reviews

HK UMP (.45 ACP) 25 Round Magazine Body - BODY ONLY

HKP HK Parts

HKP HK UMP (.40 S&W/.45 ACP/9mm) USC to UMP ACR Stock Upgrade

H&K Heckler & Koch

H&K Cleaning Rod For HK Cleaning Brushes

Bore Boss

Bore Boss Pull-Through Bore Cleaner - 9mm MP5, SP5K

+ 1 reviews

Elite Tactical Systems

Elite Tactical Systems Universal C.A.M. Loader For Riflesl

+ 1 reviews

H&K Heckler & Koch

GSG9 HK MP5 .22LR - GSG9 UMP Style Folding Stock w/ HK Parts Stock Adapter

H&K Heckler & Koch

H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Stock Axle Pin

H&K Heckler & Koch

H&K UMP/USC (.45 ACP) Magazine Loader

+ 1 reviews

HKP HK Parts

HKP 2 Point Leather Sling - Black

H&K Heckler & Koch

H&K Universal Gun Cleaning Wick Set - 8 Piece Set

HDPS

HDPS HK UMP (.45 ACP) Threaded Barrel - 6x1 LH

HKP HK Parts

HKP 2 Point Leather Sling - OD Green

H&K Heckler & Koch

H&K UMP/USC (.40 S&W/.45 ACP/9mm) Lower Axle

HKP HK Parts

HKP HK UMP 2 Position Lower Grip Frame - FDE

Magpul

Magpul M-Lok 3 Slots Rail Section

HKP HK Parts

HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Armorer Manual

HDPS

HDPS HK UMP/USC (.45 ACP) Flanged Barrel - 8"

HKP HK Parts

HKP HK UMP (.40 S&W/.45 ACP/9mm) Enhanced Mag Release - Billeted

+ 1 reviews

HKP HK Parts

HKP HK UMP, G36 Selector Lever

B&T Brugger & Thomet

B&T APC, HK UMP Folding Stock - Black

+ 1 reviews