Rifle / SMG Parts
Elevate Your H&K Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your H&K rifle with top-notch parts and accessories. From MP5 and MP5K to SP5 and UMP/USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, SP5K, G36, or MP5 22, we have the H&K rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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HKP Rear Sights Locking Washer
HKP HK Parts
$2.95HKP Rear Sights Locking Washer HK German rear sights toothed locking washer used in perfect working order.HKP-00869$2.95 -
H&K MP5K/SP89/SP5K 9mm Recoil Rod Assembly
H&K Heckler & Koch
$59.95HK German MP5K, SP-89, SP5K Recoil Rod Assembly Complete The recoil spring assembly is a great item to have on hand for replacement and spares as this is a consumable wearable part. New factory German HK manufactured and just under 7" in length...HKP-00386$59.95 -
HKP .45 ACP Thread Protector - Threaded 16x1 LH
HKP
$14.95HKP .45 ACP Thread Protector - Threaded 16x1 LH This .45 caliber thread protector fits all full-size and compact barrels with 16x1 LH threads. Made in the USA from stainless steel with a nitride finish, it's essential for protecting your threaded barrels...HKP-19669$14.95 -
HK German Vertical Grip - Black
H&K Heckler & Koch
$99.95HK German Vertical Grip - Black Each HK Vertical Grip features factory HK markings & HK's unique locking system. HK's Vertical Grip has an HK-designed rock-solid attachment system that is self-contained in the grip and requires no tools for...HKP-00034$99.95 -
HKP MP5 Sling Clip Rivet Set - 3 Rivets
HKP HK Parts
$7.89HKP MP5 Sling Clip Rivet Set - 3 Rivets Factory correct MP5 sling clip rivet set (includes a set of 3 rivets). This is the factory correct rivet set to attach the HK sling clip to the left hand side of the magwell. Each set includes a set of 3 rivets for...HKP-17003$7.89 -
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 -
Raddlock MP5 & MP5K Magazine Block - 10 Round
Raddlock
$9.95Magazine Block Plug To Reduce HK MP5 30 Round Magazine To 10 rounds MP5 10/30 mag block. This is designed to be used on the HK MP5 30 round, curved, steel magazine. Very easy to install & use. Compatible With: MP5 & MP5K 30 round, curved...HKP-02434$9.95 -
H&K HK 416-A5 Enhanced Ambi Bolt Release
H&K Heckler & Koch
$84.95HK German Enhanced ambi 416 Bolt Release - HK 416 A5 The real deal HK German HK416A5 bolt release. Made from hardened steel.HKP-19463$84.95 -
On Sale
Ruger 25 Round 10/22 Ruger BX .22LR Magazine - Black
Ruger
Now: $17.95Was: $29.95Ruger 25 Round 10/22 Ruger BX .22LR Magazine - Black This Ruger factory magazine features high-quality components and precise manufacturing that will ensure long-lasting performance and reliability. Compatible With: Any factory original 10/22 rifle,...HKP-19612Now: $17.95Was: $29.95 -
ETS 30 Round MP5 9mm Magazine-Translucent
Elite Tactical Systems
$39.95HK MP5 9mm 30 Round Translucent Magazine Features: Works with ETSCAM-RIFLE speed loader Extremely reliable feeding - Even with hollow points Far lighter than steel magazines Fits standard MP5 mag pouches and couplers Standard 30 round...HKP-18737$39.95 -
H&K Rear Sights Windage Screw - HK 90 Series
H&K Heckler & Koch
$4.95H&K Rear Sights Windage Screw - HK 90 Series This is a hard-to-find rear sight screw new from HK Germany - not surplus.HKP-00867$4.95 -
HKP HK 91/G3 (7.62x51/.308) Weldment Set Complete
HKP HK Parts
$79.95HK G3, HK91, PTR Weldment Set Complete New US manufactured billeted from solid ordnance grade bar stock. Perfect for roller lock or other custom builds. Each weldment set unit is precisely machined. Includes: Rear sight base Semi auto shelf 2 X rear...HKP-17509$79.95 -
Thermold HK 91/G3/MSG90 (7.62x51/.308) 20 Round Magazine
$19.9520 Round Polymer 308 Magazine For HK G3/91/PTR - US This US-made magazine is made of space-age polymer. Also, it counts as 3 US-made compliance parts. Each magazine features a fail-safe follower non-corrosive (polymer magazine body)...HKP-02612$19.95 -
HKP HK G36/SL8 (5.56/.223) Bottom Rail - 6 inch
HKP HK Parts
$27.95G36 & HK SL8 6" Bottom Rail Fits the SL8 and G36 full-size forearms. This item is just over 6" in overall length and is made from aircraft-grade aluminum. Comes with the screws needed for installation. From the center of the screw holes, there are...HKP-00285$27.95 -
H&K HK G3, HK 91, PTR Locking Lever
H&K Heckler & Koch
$9.95Locking Lever - HK German G3 - New Old stock No longer made or offered by HK. This is the factory HK German manufactured bolt carrier locking lever. New never installed. These are the LAST new units that HK made. There will be no more once we are sold...HKP-19485$9.95 -
On Sale
HKP SD Barrel Port Brush Handle
HKP HK Parts
Now: $29.95Was: $39.95HKP SD Barrel Port Brush Handle The HK Parts SD brush handle is the perfect tool to pair with your factory H&K or HK Parts barrel brush. Unlike other brush handles, the HKP handle features a locking clamp allowing the user to rotate the brush...HKP-21448-MNow: $29.95Was: $39.95 -
H&K Grip Screw & Washer
H&K Heckler & Koch
$1.49H&K Grip Screw & Washer This is a surplus factory HK German part that is now out of production. Great to have as a spare and the cheapest price on the planet. Compatible With: G3 HK91 HK93 HK94 SP89 Other HK metal framed lowers with plastic...HKP-16335$1.49 -
H&K 10 Round HK MR762/417 7.62/.308 Magazine - Black
H&K Heckler & Koch
$59.00HK MR762, HK417 10 Round Magazine - German HK Genuine HK German 10 round MR762 magazine. Compatible With: MR 762 HK 417 HK G28HKP-02590$59.00 -
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 91/G3 (7.62x51/.308) Firing Pin Spring
H&K Heckler & Koch
$9.95HK German HK G3, HK91, & PTR Firing Pin Spring This is a common repair and replacement item and is great for spares as this is a common breakage part.HKP-00498$9.95 -
H&K 30 Round HK MP5 Bundesadler Magazine
H&K Heckler & Koch
$83.00H&K 30 Round HK MP5 Bundesadler Magazine The bundesadler laser-etched into a factory German H&K magazine. Heckler & Koch German magazine 9mm 30 round curved all steel magazine. German HK MP5, MP5K mags are the finest HK ...HKP-20914$83.00 -
H&K 30 Round HK MP5/MP5K, SP5K/SP5K 9mm Magazine - RAL 8K
H&K Heckler & Koch
$80.00New OEM Factory German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine - RAL 8K Heckler & Koch factory fresh magazine from this current year's production. 9mm 30 Round curved all-steel magazine stamped, and painted In Germany...HKP-19354$80.00 -
H&K HK MR556/416 Slim Line Stock - Black
H&K Heckler & Koch
$249.95H&K HK MR556/416 Slim Line Retractable Stock - Black New from HK Germany the slim line retractable stock fits all commercial & mil-spec AR-15/M16 buffer tubes. Marked with the HK logo and issued on specialized HK 416, MR556 rifles. Compatible...HKP-16244$249.95 -
H&K MP5 & HK94 Recoil Rod Assembly
H&K Heckler & Koch
$59.95H&K MP5 & HK94 Recoil Rod Assembly HK German MP5 and HK94 recoil rod assemblies come complete with rod, spring, nylon rings, end caps, and rivets installed. This is a great item to have on hand as a spare part as this is a wear-and-tear...HKP-00132$59.95 -
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 -
Out Of Stock
HKP MP5 & MP5K 9mm Anti-Rattle Roller Tipped Paddle Magazine Release
HKP HK Parts
$29.47HK MP5, MP5K 9mm Anti-Rattle Roller Tipped Paddle Magazine Release Latest generation paddle mag release for all 9mm MP5, MP5K style builds. Made to the latest German specs, materials, and design. Compatible With: MP5, 94 MP5K, SP89, SP5K Other...HKP-17570$29.47 -
H&K MP5, G3, PTR, HK93 Push Button For Magazine Catch
H&K Heckler & Koch
$8.95Push Button For Magazine Catch Compatible With: G3 91 MP5 MP5K SP5K-PDW (For SP5K's not equipped with the paddle release, purchase this kit) 94 93 33 PTR, Clones, ETC.HKP-01833$8.95 -
IMI UZI Lower, Grip Complete
IMI
$74.95Uzi Lower Complete - IMI Manufactured For The German Military Surplus IMI Manufactured Uzi Grip (lower) complete with all internals as shown. Each lower comes complete with all internals, grips and mag release assembly installed. Perfect for spare parts...HKP-16683$74.95 -
Out Of Stock
KES HK MP5K Tailhook
Safety Harbor Firearms
$279.95KES HK MP5K Tailhook The all-new KES for the MP5k is designed to fit HK clones with two pins affixing the rear receiver cap. Specifications: Guide rods slide into the existing slots present on the receiver Rods machined to go underneath the reinforcing...HKP-21089$279.95 -
MKE AP5 Flash Hider
MKE
$79.95MKE AP5 Flash Hider - 3-Lug This 3-lug flash hider is perfect for Century Arms AP5. Specifications: Made in Turkey by MKE Tri-Lug Helps Increase Accuracy Compatible With: AP5HKP-21185$79.95 -
H&K MP5 & 93/53/33 (9mm & 5.56/.223) SEF Navy Style Polymer Housing - Push Pin - USED
H&K Heckler & Koch
$64.95H&K MP5 & 93/53/33 (9mm & 5.56/.223) SEF Navy Style Polymer Housing - Push Pin - USED With the availability of available grip frames being hard to find these days. HK Parts has another offering that will not break the bank. Pulled from...HKP-19802$64.95 -
H&K MP5, HK94, MP5K, SP89 & SP5K Firing Pin
H&K Heckler & Koch
$49.95H&K MP5, HK94, MP5K, SP89 & SP5K Firing Pin - German Compatible With: MP5 HK94 MP5K SP89 SP5KHKP-00061$49.95 -
HKP Picatinny Rail For HK Receivers - 15 Slot
HKP HK Parts
$59.95HKP Picatinny Rail For HK Receivers - 15 Slot Mil-Spec all steel CNC'ed picatinny rail in the white, relief cut to fit flush and low profile on HK receivers. The most solid and consistent mounting platform made for mounting scopes and optics to HK builds...HKP-18241$59.95 -
HKP HK 416/MR556 A5 Style Castle Nut-Extended
HKP HK Parts
$39.95HK 416, MR556 A5 Style Extended Length Castle Nut Unlike the factory German A5 castle, our A5 extended buffer tube castle nut is compatible with both mil-spec & commercial buffer tubes. Crafted from ordnance grade steel and nitrided for a...HKP-18058$39.95 -
HKP Roller +5 - New - 8.05mm
HKP HK Parts
$8.99Roller +5 - New - 8.05mm HK Parts Standard (8.05 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to...HKP-19440$8.99 -
HKP Semi Elbow Spring For Trigger Pack - Match Grade
HKP HK Parts
$3.74Match Grade Semi Auto Spacer Elbow Spring - USA Manufactured using the best isolated oil tempered, select spring steel available for match grade performance and the utmost longevity. For use on all HK semi auto trigger packs. A must have for those...HKP-18002$3.74 -
H&K HK G36, SL8 Forearm, Lower, Magwell U.S Push Pin - Black
H&K Heckler & Koch
$18.95HKP HK G36, SL8 Forearm, Lower, Magwell U.S Push Pin - Black U.S. made G36 push pin finished in black oxide. This push pin is also required for converting the SL8 to a G36. G36's use three of these factory push pins per rifle whereas the SL8 has two.HKP-20730$18.95 -
H&K USC (.45 ACP) 10 Round Magazine
H&K Heckler & Koch
$74.95HK 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$74.95 -
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 -
HKP HK MP5SD 9mm Barrel Port Brush
HKP HK Parts
$79.95HKP HK MP5SD 9mm Barrel Port Brush The HKP MP5SD barrel port brush can be rotated in either direction for stiffer or softer cleaning when using our proprietary handle. Compatible with any brush handle featuring the factory thread pitch. Compatible...HKP-20989$79.95