HK 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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HK UMP (.45 ACP) 25 Round Magazine
HKP HK Parts
$49.95HK UMP (.45 ACP) 25 Round Magazine Made from advanced polymer material with steel feed lips just like the German UMP 45 magazine. Compatible With: HK UMP .45 LWRC SMG .45 (This magazine is the factory OEM magazine for the LWRC SMG 45) Gideon...HKP-16448$49.95 -
RennSteig 8 Piece Punch Set For HK Firearms
RennSteig
$34.95Metric Parallel Pin Punch Set With Guide Sleeves - German Manufacture - 8 Piece This punch set is the exact same set used in the HK Armorer classes and approved by HK for use when installing & removing the roll pins from HK pistols & rifles...HKP-16737$34.95 -
Maglula MP5/SP5 Magazine Loader/Unloader
Maglula
$29.95Maglula Mag Loader/Unloader When using this part, the magazines can be loaded in 1/3 (60% less) of the time than loading by hand; this equates to more time shooting and less time loading. Features: Easy to use (step-by-step instructions included) Loads...HKP-14546$29.95 -
Sale
HKP Armorers Bench Block Tool
HKP HK Parts
Now: $9.95Was: $14.95HK Parts Armorers Puck Punch Bench Block Tool For All HK Firearms The HK armorers' puck punch bench block tool is standard issue at all HK armorers' courses. The purpose of the tool is to aid in installing axle and roll pins in your firearm while...HKP-17133Now: $9.95Was: $14.95 -
H&K German Sling Hook - Black
H&K Heckler & Koch
$8.95H&K German Sling Hook - Black New old stock HK German sling hook. Made from steel not the cheap aluminum or zinc offerings found elsewhere. Made in Germany. Great For HK sling projects and for spares. The real deal. This is the sling hook that all...HKP-19433$8.95 -
HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) 4 Piece Picatinny Rail Set
HKP HK Parts
$149.95HK UMP, USC Rail Set Complete A complete set of rails for your HK UMP/USC featuring an extended top rail for mounting your optic of choice. The rails are scratch resistant, class 3 mil-spec hard coat anodized. Each set includes the top rail, all 3 side...HKP-17429$149.95 -
HKP Chamber Face Brush For All Barrels
HKP HK Parts
$25.99HKP Chamber Face Brush For All Barrels This brush was specifically designed to clean those hard-to-reach nooks and crannies in the barrel face. Threaded to fit all standard 8/32 US cleaning rods. Compatible With: G3, 91, PTR 93, 33, 53 MP5, MP5SD,...HKP-00140$25.99 -
HKP Vertical Grip - Picatinny Mount - Long
HKP HK Parts
$24.95HKP Vertical Grip - Picatinny Mount - Long This grip is by far the nicest grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. This is the only vertical grip out there that offers a built in...HKP-15296$24.95 -
HKP Vertical Grip - Picatinny Mount - Short
HKP HK Parts
$24.95HKP Vertical Grip - Picatinny Mount - Short This grip is by far the nicest shorter style or stubby grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. This is the only vertical grip out there...HKP-16409$24.95 -
HKP Universal M-LOK Short Grip
HKP HK Parts
$24.95HKP Universal M-LOK Short Grip Short vertical grip for M-LOK. This grip is by far the nicest shorter style or stubby grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. Features: Just...HKP-20681$24.95 -
H&K .45 ACP Thread Protector - Threaded 16x1 LH
H&K Heckler & Koch
$24.95H&K .45 ACP Thread Protector - Threaded 16x1 LH The cap fits all HK45 full size & compact barrels threaded 16x1 LH hand thread. A must have item to protect your threaded barrels, exposed threads, and your HK pistol investment. The use of the...HKP-00297$24.95 -
HKP Single Point Sling - HK Style - Black
HKP HK Parts
$34.95HK Single Point Sling in Black This is a very nice sling for the money. It also has quick detach buckles that allow quick changes and removal. Specifications: Composition: Thick, all-black, heavy-duty Style: Bungee-type design for...HKP-02644$34.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Stock Axle Pin - Swiss
Swiss
$14.95UMP & USC Rear Stock Axle Pin - Swiss This is the rear stock pin that allows you to attach the stock to either the factory receiver of a UMP or for those who are doing the USC to UMP conversion. This pin is required to...HKP-02591$14.95 -
H&K UMP (.40 S&W/.45 ACP/9mm) Folding Stock
H&K Heckler & Koch
$138.95HK German UMP Folding Buttstock Brand new German HK folding stock. This is a required part for the USC-UMP Conversion using the (stock block B). All UMP folding stocks come with an HK date code. Compatible With: HK UMP .45 HK UMP .40 HK UMP 9mm HK...HKP-00252$138.95 -
H&K UMP (.45 ACP) 25 Round Magazine
H&K Heckler & Koch
$145.95New HK German Non-LE/Mil Marked UMP .45 ACP 25 Round Magazine The UMP .45 magazines will fit all UMP factory firearms as well as the USC's that have been converted to accept UMP magazines. Compatible With: HK UMP .45 HK USC to UMP . 45 conversions HK...HKP-00605$145.95 -
B&T HK MP5K, HK SP5K UMP B&T Folding Stock - Black
B&T Brugger & Thomet
$274.95B&T HK MP5K, HK SP5K UMP B&T Folding Stock B&T stock foldable polymer with adapter for HK MP5K. These are hard to find and the real deal. 100% Swiss & German HK made. This is a military grade stock. B&T Switzerland has supplied these...HKP-16944$274.95 -
H&K Single Point Sling - Quick Detach - Black
H&K Heckler & Koch
$29.95HK Single Point Sling in Black - Quick Detach Specifications: Made in the USA Composition: thick, all black, heavy-duty Cordura nylon Style: bungee-type design for positive retention and control Connection: HK sling hook attachment point with...HKP-19767$29.95 -
HKP HK UMP (.45 ACP) 15 Round Magazine
HKP HK Parts
$49.95UMP, 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 contruction. Each mag...HKP-17585$49.95 -
HKP Armorer's Tool Kit
HKP HK Parts
$67.95HKP Armorer's Tool Kit Includes: HK Parts Armorers Puck Punch Bench Block Tool 8 Piece German Rennsteig punch set 20 Piece German Feeler gauge setHKP-18659$67.95 -
HKP .45 ACP Micro Comp - Threaded .578x28 RH
HKP HK Parts
$29.95HKP .45 ACP Micro Comp - Threaded .578x28 RH The HK Parts micro comp & thread protector is designed to be lightweight, and functional as both a compensator and thread protector. The HK Parts micro comp easily attaches to the end of any factory spec ...HKP-20212$29.95 -
HKP HK UMP (9mm) 30 Round Magazine
HKP HK Parts
$49.95UMP 9mm 30 Round Factory Magazine - USA UMP 30 round magazine for the UMP. Each magazine features enhanced steel feed lips, and a 30 round magazine capacity. Each magazine counts as 3 U.S. Made compliant parts as an added bonus! This is the finest...HKP-17701$49.95 -
HK UMP/USC (.40 S&W/.45 ACP/9mm) Recoil Buffer
$11.95HK USC & UMP Recoil Buffer Replaceable spare lower housing or buffer for buffer housings. This is a high wear & replacement item and a must have for spare parts. Compatible With: HK USC .45 HK UMP modelsHKP-18746$11.95 -
HKP Universal M-LOK Long Grip
HKP HK Parts
$24.95HKP Universal M-LOK Long Grip This grip is by far the nicest grip we have encountered for the money. This rock solid grip is a must have for anyone that uses a vertical grip. This is the only vertical grip out there that offers a built in aluminum...HKP-20680$24.95 -
25 Round HK UMP 45 LWRC SMG 45 Magazine - FDE
USA
$49.9525 Round HK UMP 45 LWRC SMG 45 Magazine - FDE Made from advanced polymer material with steel feed lips, just like the German UMP 45 magazine, at a fraction of the cost. Compatible With: HK UMP .45 LWRC SMG .45 (This magazine is the factory OEM magazine...HKP-20367$49.95 -
H&K UMP (.40 S&W/.45 ACP/9mm) Safe/Semi Lower - 2 Position
HKP HK Parts
$495.99New HK Parts -UMP Safe, Semi FBI (0,1) Lower Each lower comes complete with 2 position settings (S, F) and all the internals. This item is ideal for the USC to UMP conversion or to keep as a spare. Compatible With: UMP .45 UMP .40 UMP 9mm USC...HKP-00590$495.99 -
GSG9 HK UMP Folding Stock - Black
GSG9
$99.95UMP Folding Buttstock - GSG9 New UMP folding stock. This is a required part for the USC-UMP Conversion using the (stock block B). Compatible With: HK UMP .45 HK UMP .40 HK UMP 9mm HK USC-UMP conversions Can also be used on B&T firearm and stock...HKP-19910$99.95 -
Universal Cleaning Kit - Used
H&K Heckler & Koch
$4.95Original German Army Issue HK91/G3/PTR Cleaning Kit - Surplus Each cleaning kit kit comes complete with brass brush, oil brush, oil tube, hand cleaning brush, and pull chain. Compatible With: G3, 91, PTR, C308, CETME 93, 33, 53 MP5, MP5SD, 94 MP5K,...HKP-15612$4.95 -
H&K UMP (.45 ACP) 25 Round Magazine Spring
H&K Heckler & Koch
$9.95H&K UMP (.45 ACP) 25-Round Magazine Spring Perfect for spares and to have on hand as these are a consumable item that needs to be replaced from time to time. A must-have item if you own a USC/UMP conversion or UMP.HKP-01548$9.95 -
H&K USC (.45 ACP) 10 Round Magazine
H&K Heckler & Koch
$68.95HK German Factory 10 Round USC .45 Magazine This is the only magazine that HK offers for HK USC unless you want to upgrade to the USC-UMP style of conversions. Compatible with all HK USC Carbines.HKP-00811$68.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Barrel Roll Pin
H&K Heckler & Koch
$11.94HK German USC, UMP Barrel Pin - German HK recommends replacing the barrel pin when the barrel is removed with a new barrel pin. This is a great spare part to have on hand. The factory-correct barrel pin for all HK UMP & USC models. A great upgrade...HKP-00603$11.94 -
HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Enhanced Top Receiver Rail
HKP HK Parts
$49.95HK USC & UMP Top Receiver Rail With Hardware - US Made The extended length allows the use of all optics that fit on a Picatinny rail. This unit has a contoured, no-snag design for ease of use and a beautiful fit. Made from billet machined aluminum...HKP-14541$49.95 -
HKP HK UMP .45 & UMP .40 Dual Magazine Clamp
$49.95UMP .45/.40 Dual Magazine Clamp/Coupler The UMP mag clamp fits all .45 and .40 UMP magazines. Holds two magazines together for ease of use and easy access to 2 magazines. Billet machined and hard coat anodized. Features: Made in the...HKP-19539$49.95 -
Out Of Stock
H&K 9mm Barrel Flute Cleaning Brush
H&K Heckler & Koch
$0.00H&K 9mm Barrel Flute Cleaning Brush This HK-manufactured brush is a must-have for the proper care of your HK 9mm Rifle/Pistol, as the flutes need to be clean and free of carbon for proper function. A...HKP-00138$0.00 -
HK UMP/USC (.40 S&W/.45 ACP/9mm) Side, Bottom Rail With Hardware
$24.95HK UMP, USC Side, Bottom Rail With Mounting Hardware - Aluminum Listing is for one rail. The UMP/USC can use up to 3 of the rails on the forearm section of the firearm. 1 each for the sides and 1 for the bottom for a total of 3 rails. Each rail is made...HKP-00598$24.95 -
AntiVenom-XPLC Lubricant and Cleaner
Strike Industries
$14.95AntiVenom-XPLC Lubricant and Cleaner Strike Industries introduces the industry's most extreme general purpose weapons lubrication, cleaning, and protection solution. Strike Industries AntiVenom-XPLC is the culmination of years of research and...HKP-18410$14.95 -
H&K Receiver & Magazine Cleaning Brush For All HK's
H&K Heckler & Koch
$24.95HK Receiver & Magazine Cleaning Brush For All HK's Fits all standard 8-32 US thread cleaning rods. Made and designed for cleaning the HK magazines as well as the upper and lower receivers and mag wells. Works with HK and non-HK applications alike.HKP-00141$24.95 -
Magpul M-Lok 3 Slots Rail Section
Magpul
$18.95Magpul M-LOK 3 Slots Rail Section Designed for use with all M-LOK compatible hand guards and forends, M-LOK aluminum rail sections allow the attachment of various 1913 Picatinny spec rail-mounted accessories such as lights, vertical grips, etc. Machined...HKP-20495$18.95 -
Magpul M-Lok MVG Vertical Grip
Magpul
$22.95M-LOK MVG® VERTICAL GRIP M-LOK SLOT SYSTEM The M-LOK MVG is a light weight, inexpensive vertical foregrip that attaches directly to M-LOK compatible hand guards and forends with no additional Picatinny rails required. Made from the same high quality...HKP-17321$22.95 -
Safariland Silicone Gun & Reel Cloth
Safariland
$3.95Safariland Silicone Gun & Reel Cloth Silicone gun cloth for all HK firearms to preserve and protect your firearms finish. Will also work for any firearm, magazine or part. A great way to protect your collectibles.HKP-17630$3.95 -
HKP .45 ACP Micro Comp - Threaded 16x1 LH
HKP HK Parts
$29.95HKP .45 ACP Micro Comp - Threaded 16x1 LH The HK Parts Micro Comp & Thread Protector combines lightweight design with dual functionality as both a compensator and thread protector. It easily attaches to any factory spec 16x1 LH .45 ACP barrel,...HKP-20210$29.95