UMP / USC Series
Choose from an expansive selection of HK UMP and USC parts, such as HK UMP Barrels and HK USC Stocks, crafted for those who value reliability and performance. Upgrade with HK USC Handguards and HK UMP Triggers, and experience the difference in quality and craftsmanship.
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On Sale
HK UMP, USC Top Rail for Optics with Screws - Extended
H&K Heckler & Koch
Now: $71.95Was: $79.95H&K HK UMP & HK USC Extended Top Rail For Optics with Screws This rail is nearly an 1" longer than the standard length top rail. This Picatinny top rail allows the user to add an Eotech, Aimpoint, Acog, etc. This unit is the best quality &...Now: $71.95Was: $79.95 -
On Sale
Bore Boss Pull-Through Bore Cleaner - .357/9mm/.38
Real Avid
Now: $9.86Was: $10.95Real Avid Bore Boss Pull-Through Bore Cleaner - .357/9mm/.38 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The single-piece...Now: $9.86Was: $10.95 -
On Sale
HK UMP, USC Bolt Carrier - Semi Auto - .45 ACP - Complete
USA
Now: $359.95Was: $399.95USA HK UMP/USC .45 Semi Auto Bolt Carrier - Complete Replacement part for USC to UMP conversions. Marked .45 semi auto just like the OEM carrier. Includes: Extractor Firing Pin Firing Pin Spring Firing Pin Retaining Pin Compatible With: HK UMP ...Now: $359.95Was: $399.95 -
On Sale
HK UMP/USC (.45 ACP) HK Factory Cleaning Kit
HKP HK Parts / Heckler & Koch
Now: $71.95Was: $79.95Cleaning Kit For HK USC & UMP .45 ACP Subguns This Cleaning kit a genuine HK factory cleaning kit and is recommended by HK for all HK pistol owners. Includes: Saf-T-Clad cleaning rod Accessory adapter section #8-32 Patch holder Chamber face...Now: $71.95Was: $79.95 -
On Sale
HK Cable Gun Lock
H&K Heckler & Koch
Now: $17.95Was: $19.95HK Cable Gun Lock This is the same lock that ships with factory HK firearms.Now: $17.95Was: $19.95 -
On Sale
HK UMP Magazine Release Axle
H&K Heckler & Koch
Now: $17.95Was: $19.95HK UMP Magazine Release AxleNow: $17.95Was: $19.95 -
On Sale
HK UMP, USC Lower Locking Pin
H&K Heckler & Koch
Now: $33.26Was: $36.95HK German UMP Lower Locking Pin For use with all HK UMP lowers and USC to UMP conversions. New HK German manufacture.Now: $33.26Was: $36.95 -
Out Of StockOn Sale
HK MP5 Brush - 10mm / .40 S&W - Chamber Flute
H&K Heckler & Koch
Now: $26.95Was: $29.95New HK German MP5 40, MP5 10mm Chamber Flute Brush This is a must-have brush to keep the flute clean and the firearm running the way it should. Get this item while you can, it is no longer in production and is hard to find. Compatible With: MP5 40 MP5...Now: $26.95Was: $29.95 -
On Sale
AR M-LOK Hand Stop Laser - Green
Viridian
Now: $161.06Was: $178.95Viridian AR M-LOK Hand Stop Laser - Green Viridian, the leader in weapon-mounted technology, is responsible for a number of firearm innovations - including green and red laser sights. Viridian's new HS1 is the world's first AR hand stop with an...Now: $161.06Was: $178.95 -
On Sale
HK UMP, USC Stock Block B Sling Pin - Thumb Screw Style
HDPS
Now: $67.45Was: $74.95HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin-Thumb Screw Style The original thumb screw version for all stock block B's.Now: $67.45Was: $74.95 -
On Sale
HK UMP (.40 S&W/.45 ACP/9mm) Gunsmithing Bench Mat
HKP HK Parts
Now: $19.96Was: $24.95HK UMP, USC Bench Mat, Gunsmithing Mat Our HK USC & UMP bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch models. Have fun and learn while you work on your favorite H&K firearm. The soft top...Now: $19.96Was: $24.95 -
On Sale
Surefire ST Mounting Plate - Tape Switch - M-LOK
Magpul
Now: $13.46Was: $14.95Magpul M-Lok Tape Switch - Surefire ST The M-LOK tape switch mounting plate is designed to attach surefire ST pressure pads on M-LOK compatible systems. It is molded of the same high quality polymer as other Magpul products, combining light weight with...Now: $13.46Was: $14.95