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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On Sale
HK 91/G3 (7.62x51/.308) Rubberized Mag Pouch - Surplus
Now: $4.95Was: $9.95German Surplus Green Rubberized Mag Pouch Used Compatible With: HK G3, 91, PTR & CETME Custom HK builds & HK Clones Please note: These range in shades of green color from OD green to Jungle green. If you have a preference please make a note...HKP-16321Now: $4.95Was: $9.95 -
B&T HK MP5K, HK SP89, HK SP5K Folding Stock - Black
B&T Brugger & Thomet
$275.00B&T HK MP5K, HK SP89, HK SP5K Folding Stock - Black These are hard to find and the real deal. 100% Swiss Made. Compatible with all HK MP5K's, SP89's, SP5K's, or clones (NFA rules apply). This is a military-grade stock. B&T is an HK-OEM...HKP-00172$275.00 -
Out Of Stock
HKP HK MP5, MP5K Extended Cocking Handle - Enhanced
HKP HK Parts
$39.95HKP HK MP5, MP5K Extended Cocking Handle - Enhanced Enhanced extended cocking handle for the MP5 & MP5K style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and each is made from solid steel billet. Also...HKP-18267$39.95 -
HKP, Magpul MP5K VFG w/Rail Section - 3 Slots
HKP HK Parts, Magpul
$69.95HKP, Magpul MP5K VFG w/Rail Section - 3 Slots New VFG for the MP5K platform is now M-LOK compatible and comes with a Magpul Aluminum 3 slot rail. The perfect combination to install lights or lasers. M-LOK slots are integrated on both sides to make it a...HKP-20726$69.95 -
IMI 32 Round Uzi 9mm Magazine - German Military
IMI
$39.95IMI 32 Round Uzi 9mm Magazine - German Military These magazines were military only, not commercial, which makes them desirable magazines. Conditions vary from excellent to like new shape. Any cosmetic imperfections are mostly from handling and...HKP-14472$39.95 -
Out Of Stock
HK, Walther, Colt, .22LR Barrel Adapter O-Ring
USA
$2.95H&K, Walther, Colt, .22LR Barrel Adapter O-Ring Made from the highest quality & very durable Viton material. The O-ring on the adapter can tear with use or become brittle over time. Be sure to grab a few extra rings with your adapter to ensure...HKP-17379$2.95 -
Retractable Stock Buffer - MP5 A3 - USA
$7.74MP5 A3 Retractable Stock "H" Buffer For All HK A3 Retractable Stocks The A3 stock buffer is a high-wear and replacement item that needs replacement when torn, cracked, brittle, discolored, and worn. These units are from the same material and durometer as...HKP-14012$7.74 -
UTG PRO HK MP5 Handguard with Extended Upper Picatinny Mount
UTG PRO
$199.95 - $239.95UTG HK MP5 PRO Handguard with Extended Upper Picatinny Mount Made in the USA. Compatible With: HK MP5 HK94 SP5 AP5 MAC-5 clones may require custom fitment. Modified components are not eligible for return. In-spec clones & custom...HKP-20739-M$199.95 - $239.95 -
HKP MP5SD Rubber Handguard
HKP HK Parts
$169.95HK MP5SD Rubber Handguard Made in the USAFits: MP5SD 9mm, MP5SD .40, MP5SD 10mm Counts as 1 US made 922r compliant part. These are only compatible with the HK Parts shroud. If you have a German Shroud you will want to get the German Handguard. HKP-00136HKP-17400$169.95 -
H&K Roller For Bolt Head 8.00mm - Standard
H&K Heckler & Koch
$12.95H&K Roller For Bolt Head 8.00mm - Standard The 8mm roller is the proper roller size for the standard "zero" function. The correct 8mm roller is essential for proper head spacing and bolt gap. New HK German, not surplus or used goods, that are worn...HKP-00506$12.95 -
DTAC Mag Paddle Bushing With Pin For Semi Builds
DTAC Dakota Tactical
$9.89DTAC Mag Paddle Bushing With Pin For Semi-Builds This part is made 100% in the US from 17-4 stainless steel. Latest production with patent pending anti-binding enhancement upgrade. Accurate tolerance for easy movement with minimal play. It has an...HKP-02194$9.89 -
Magpul HK MP5/SP5, HK94 SL Stock - Black
Magpul
$159.95Magpul - SL Stock - MP5, SP5 The Magpul SL Stock HK94/MP5, SP5 delivers the modern qualities found in our original MOE SL® carbine stock for AR15/M4 carbines to MP5-pattern rifles. Durable, lightweight, and collapsible, the SL incorporates Magpul...HKP-20023$159.95 -
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 15 Round MP5/SP5/MP5K/SP5K 9mm Curved Magazine
H&K Heckler & Koch
$80.00HK German MP5, MP5K, SP5, SP5K - 15 Round Magazine Brand new factory fresh German HK 15 round curved magazine. Each magazine is stamped 9X19mm and is a new HK German production. Compatible With: HK MP5, Sp5 HK MP5K, SP5K HK SP89 HK 94 Custom...HKP-02409$80.00 -
IMI 32 Round Uzi 9mm Magazine - German Military - Used
IMI
$24.95Uzi 32 Round 9mm Magazine - IMI - Used Good Condition+ Factory Original Israeli IMI all steel production, 32rd 9mm magazines produced for the German army. German mags were military, they were not offered as a commercial magazine. As an added bonus these...HKP-18683$24.95 -
H&K MP5, SP5, HK94 4 Position A3 F Retractable Rear Stock
H&K Heckler & Koch
$624.95HK German MP5 & HK SP5 A3 "F" Style Retractable Rear Stock - 4 Position This German HK A3 retractable is the latest & greatest HK retractable German stock available. The F stock is designed to take the abuse of heavy +P & +P+ rounds as well...HKP-17614$624.95 -
HKP HK MP5 M-LOK Wide Forearm - Black
HKP HK Parts
$49.95HKP HK MP5 M-LOK Wide Forearm - Black MP5 Wide handguard with M-LOK slots to quickly and easily attach any M-LOK style accessory. This is a great option for those that want to keep a factory MP5 look and still have the ability to add vertical grips,...HKP-21437$49.95 -
HKP Quick Detach Sling Attachment Sling Pin - Small
HKP HK Parts
$37.95HKP Quick Detach Sling Attachment Sling Pin - Small The small push pin is used to retain the forearm to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the push pin for the...HKP-18071$37.95 -
H&K Oversized Barrel Retaining Pin - 5.25mm
H&K Heckler & Koch
$9.95H&K Oversized Barrel Retaining Pin - 5.25mm This is the barrel pin used for installing a new or replacement barrel. HK suggests using a new factory barrel pin when installing or reinstalling an HK barrel in the trunnion. Each pin is slightly...HKP-16954$9.95 -
H&K MP5 & MP5K 9mm Dual Magazine Clamp
H&K Heckler & Koch
$149.95HK German MP5 & SP5 Or MP5K & SP5K 9mm Dual Magazine Clamp Allows the user to clamp two magazines together allowing users to quick swap their magazines. Great for competition shooting or swapping back and forth between different types of...HKP-00083$149.95 -
H&K 90 Series Pinned Hammer
H&K Heckler & Koch
$29.95Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. With the proper hole on the hammer to pin the strut in place. This hammer is the hammer that is most commonly...HKP-18305$29.95 -
MFI Snap Sling Hook 1.25"
MFI
$4.95HK Style 1.25" Snap Hook For Sling This sling hook is designed for wider 1.25" width slings. Made in the USA, and is great for HK sling projects and spares. We offer the 1" and the 1.25" sling hooks for all your HK projects.HKP-01523$4.95 -
Overwatch Precision 32 Round MP5 Variants 9mm Magazine
Overwatch Precision
$29.95Overwatch Precision 32 Round MP5 Variants 9mm Magazine The Overwatch Precision Polymer magazine is a 32-round 9mm polymer mag for HK MP5, SP5K, MP5K, SP5K, and factory spec HK MP5,MP5K style clones. Its unique and custom feed lip and follower...HKP-20102$29.95 -
On Sale
Czech M10M Gas Mask with Filters - LIKE NEW
Czech
Now: $19.95Was: $29.95Czech M10M Gas Mask with Filters - Like New The Czech M10M gas mask comes with filter and drinking tube. This lightweight mask was specially designed for extended use with superior comfort, secure fit, and low breathing resistance. The M10M mask's main...HKP-19932Now: $19.95Was: $29.95 -
HKP Paddle Style Extended Mag Release - EMR
HKP HK Parts
$44.95HKP Paddle Style Extended Mag Release - EMR A great addition to any paddle style mag release, such as those found on an HK. The extended mag release is machined from a solid billet of aircraft grade aluminum and hard anodized aluminum for a lightweight...HKP-17079$44.95 -
H&K HK MR556/416 Gas Block Roll Pin
H&K Heckler & Koch
$7.95HK 416 & MR556 Gas Block Pin This is the retaining pin for an HK 416 gas block. A must-have, as HK recommends using new pins once they are removed or damaged. Size: 5 x 18 mm.HKP-02534$7.95 -
H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - USED
H&K Heckler & Koch
$74.95H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - USED HK German factory date coded SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push pin firearms that do not require a clipped and pinned housing...HKP-19997$74.95 -
Out Of Stock
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 HK Pistol Grip Parts Storage Holder
HKP HK Parts
$29.95HK Pistol Grip Parts Storage Holder - SEF & Ambidextrous Housings A must-have item for storage, it doesn't have a battery compartment to maximize storage. This HK grip plug will fit all SEF or Ambidextrous housings that have the holding tabs in the...HKP-19452$29.95 -
HKP Quick Detach Sling Attachment Sling Pin - Large
HKP HK Parts
$37.95HKP Quick Detach Sling Attachment Sling Pin - Large The large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the push pin for...HKP-18070$37.95 -
Trijicon RMR Red Dot Sight Replacement Screw
USA
$1.95Replacement Screw For Trijicon RMR 6-32 x 1/2" flat head socket cap screw with thread locker. Requires a 2mm allen head key.This replacement screw is to mount your Trijicon RMR optic to your #2 mounting plate. **Each screw is sold separately/individually...HKP-20035$1.95 -
On Sale
H&K HK MP5 Parts Diagram Poster
H&K Heckler & Koch
Now: $4.95Was: $14.95H&K HK MP5 Parts Diagram Poster Factory HK German print of the MP5 breakdown of the iconic MP5. Specifications: Height - 24" Width - 36"HKP-16690Now: $4.95Was: $14.95 -
H&K GSG-5 Push Pin Upgrade Kit
H&K Heckler & Koch
$29.95H&K GSG-5 Push Pin Upgrade Kit This item is a set of genuine HK German factory push pins that will upgrade all your GSG-5 rifles or pistols to quick take-down push pins. This is one of the most common and desirable upgrades available for your GSG5...HKP-01064$29.95 -
HKP MP5SD Sealing Ring - Enhanced
HKP HK Parts
$9.95HKP MP5SD Sealing Ring - Enhanced The enhanced sealing ring is made from a newer, longer-lasting material as well as having a slightly thicker profile for secure sealing. The MP5SD sealing ring is the gasket that seals the SD suppressor against the...HKP-18053$9.95 -
B&T HK MP5K, SP5K Telescopic Stock
B&T Brugger & Thomet
$665.00B&T Telescopic Stock - HK MP5K, SP5K B&T Telescopic 5 position retractable stock for HK SP5K/MP5K and clones Compatible With: MP5K, SP5K style of firearms Specifications: Length adjustable in 5 positions Includes replaceable Elastomer bufferHKP-19862$665.00 -
On Sale
HKP MP5, MP5K Cocking Handle - BLEMISHED
HKP HK Parts
Now: $4.95Was: $9.95HKP MP5, MP5K Cocking Handle - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each new US-made cocking handle is an exact copy of the...HKP-00653-BNow: $4.95Was: $9.95 -
H&K 91/G3 (7.62x51/.308) Cocking Handle Axle Pin
H&K Heckler & Koch
$9.95New HK German G3, 91, 21, & PTR Cocking Handle Axle Pin This is a new HK factory part for the .308 HK rifle. This part is the axle pin that holds the cocking handle in place on the cocking tube support. Will also work perfect for all HK93, HK53, HK33...HKP-01690$9.95 -
HKP 90 Series Flat Trigger - Enhanced
HKP HK Parts
$49.95HKP 90 Series Flat Trigger - Enhanced With the utmost attention to detail in the design and manufacture of the HK Parts flat 90 series trigger. Each enhanced flat trigger will fit all 0,1 & SEF & Navy style trigger packs. Each trigger counts as...HKP-18364$49.95 -
H&K MP5 & HK94 Firing Pin Spring
H&K Heckler & Koch
$9.95HK German MP5 & HK94 Firing Pin Spring Fits all of the MP5, SP5, SP5K, MP5K 9mm and 40/10 Variants including MP5, 94 clones.The firing pin is one of the most common repair and replacement items. Compatible With: MP5 SP5 SP5K MP5K 9mm & 40/10...HKP-00062$9.95 -
Uzi Recoil Spring Assembly
IMI
$14.95Uzi Recoil Spring Assembly Uzi factory IMI bolt carrier spring assembly complete. In perfect working order. Pulled from exc condition demilled Uzi firearms.HKP-19918$14.95