All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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H&K HK G3, HK 91, PTR Wood Stock
H&K Heckler & Koch
$199.95Wood Stock - Used - Excellent Shape - HK G3, 91, PTR Complete rear stock for HK91/G3, PTR. These stock sets were in use with the German military and come used in varying degrees of condition ranging from very good to excellent shape overall. A rare...HKP-19275$199.95 -
H&K RAL 8000 Vertical Foregrip
H&K Heckler & Koch
$64.95H&K RAL 8000 Vertical Foregrip: Each Vertical Grip features the factory HK markings & HK's unique locking system. Rotating the knob at the base of the grip to engage/disengage the Picatinny locking piece allows the user to install/remove...HKP-17689$64.95 -
HKP HK VP9/VP9L Optics Plate #7 Holosun 509T Optic Mount
HKP HK Parts
$49.95HK VP9, VP9L Optics Ready #7 - Holosun 509T - Optic Mount - Steel The finest all steel mounting solution for your HK VP9, VP9L OR model.New solid billet machined steel optics plate. Each plate is CNC machined from a solid billet of ordnance grade steel,...HKP-19972$49.95 -
Evolution Gun Works HK USP Compact Trijicon RMR-SRO, Holosun 407C-507C Mount
Evolution Gun Works
$49.95Evolution Gun Works HK USP Compact Trijicon RMR-SRO, Holosun 407C-507C Mount Includes: Mounting hardware Features: Material: 7075 aluminum Coating: matte black hardcoat Overall length: 1.780" Overall width: 1.1" Mounting hardware: (2) 6-32 flat...HKP-20043$49.95 -
H&K 10 Round HK P2000/USPC .40 S&W Magazine
H&K Heckler & Koch
$49.00H&K 10 Round HK P2000/USPC .40 S&W Magazine - Black with Red Follower Factory HK German 10 Round magazine. Compatible With: HK USP Compact .40 S&W HK P2000 .40 S&W HK P2000 SK (will fit below the bottom of the mag well)HKP-00311$49.00 -
HKP HK VP9 Magwell - Tactical Low Profile - Steel
HKP HK Parts
$59.95 - $74.95HKP HK VP9 Magwell - Tactical Low Profile - Steel Low profile, every day carry magwell for the HK VP9/VP40 pistol. The low profile mag-well is designed for the average every day VP owner. Whom would like the enhancements and competitive advantage a mag...HKP-18545-M$59.95 - $74.95 -
Kaw Valley Precision Mach 3 Modular Linear Comp Body
Kaw Valley Precision
$49.95Kaw Valley Precision Mach 3 Modular Linear Comp Body The KVP MACH Modular Linear Comp is a Patent Pending linear compensator system that is completely user configurable! If you've struggled to find a comp the correct length for the perfect "tuck,"...HKP-19984$49.95 -
Barrel Nut - HK 416, MR556 - Stainless Steel
$39.95HK MR556, HK 416 Barrel Nut or Socket For Barrel - Stainless Steel A must have repair and replacement part for removal or when you have any work done to your barrel as the barrel nut may become damaged in the removal and installation processes. Made in...HKP-17334$39.95 -
Comp-Tac HK VP9/P30/45 L Line RH Holster for Lights/Lasers - Black
Comp-Tac
$85.95Comp-Tac HK VP9/P30/45 L Line RH Holster for Lights/Lasers - Black The L Line Holster- A Multi-Fit Solution for Firearms with Light or Laser Attachments Features: Modular design allows one holster to be used with multiple firearms and lights, saving...HKP-18825$85.95 -
H&K HK G3, HK 91, PTR, HK 93, HK 53, HK 33 Anti-Rattle Mag Release - Black - Surplus
H&K Heckler & Koch
$24.95H&K HK G3, HK 91, PTR, HK 93, HK 53, HK 33 Anti-Rattle Mag Release - Black - Surplus Pulled from de-milled German HK firearms. Once refinished this item can be made to look like new. For install on all HK .223 & .308 HK Rifles. This is the highly...HKP-17855$24.95 -
HK 416, MR556 & MR762 Battle Grip With Storage - Tan
$129.95H&K 416/417 & MR556/762 Battle Grip With Storage - RAL 8000 New HK German V7 factory battle grip with storage compartment in the bottom of the grip. Superior fit & feel to any other grip on the market. HK has hit a home run with their...HKP-17659$129.95 -
HKP HK45 Rail Mount Compensator for Threaded Barrel - Black
HKP HK Parts
$189.95HKP HK45 Rail Mount Compensator for Threaded Barrel - Black Specifications: Length: 5 inches Height: 2 1/2 inches Weight: 5 oz. Torque: 3nM / 26 inch-lbs Crafted from aircraft-grade billet aluminum and finished in durable Cerakote. To specifically use...HKP-20570$189.95 -
RCM MP5SD 9mm Locking Piece - 120 Degree
RCM
$34.95MP5SD 120 Degree Locking Piece - US This locking piece is a US made version of the factory German MP5SD 120 degree locking piece. This was the German locking piece that was marked #5 when HK Germany used to make them. Each locking piece is made here in...HKP-16715$34.95 -
SB Tactical SBA4 Pistol Stabilizing Brace
SB Tactical
$99.99SB Tactical SBA4 Pistol Stabilizing Brace Designed for all platforms capable of accepting a mil-spec carbine receiver extension. The SBA4 is 5-position adjustable and features an integral, ambidextrous QD sling socket. Compatible With: HK MR556...HKP-19927$99.99 -
AIM Sports 4x Prismatic Scope w/ Riser
AIM
$109.954X32 TRI ILLUMINATED SCOPE W/FIBER OPTIC SIGHT ARROW PLX RETICLE 4 X 32 Prismatic Scope With Illuminated Reticle. The optic is 100% shock resistant, recoil and fog proof, as well as entirely nitrogen filled. Features tri-illumination (red, blue &...HKP-19534$109.95 -
Choate MP5 & HK94 Folding Stock
Choate
$219.95Choate MP5 & HK94 Folding Stock Each stock features the same quick open steel housing and folding arm found on all HK stock offerings. Each stock is backed by the manufacturer's lifetime warranty but built tough enough that you will never have to use...HKP-00171$219.95 -
H&K Cocking Tube End Cap/Dust Cap
H&K Heckler & Koch
$34.95H&K Cocking Tube End Cap/Dust Cap This part is Factory HK, painted black and not surplus or old stock. Each is factory-fresh and manufactured in steel. Compatible With: Compatible with all 90 series HK firearms and clones that use a triple...HKP-00099$34.95 -
H&K German Recoil Guide Rod Rivet-Used
H&K Heckler & Koch
$0.48H&K German Recoil Guide Rod Rivet-Used This rivet holds the stop pin and recoil spring captive and in place to the recoil rod itself. Compatible With: G3, 91, 33, 93, 53 MP5, 94 MP5K SP89 HK21 variantsHKP-16985$0.48 -
H&K HK P Series Cocking Piece LEM
H&K Heckler & Koch
$69.95HK P Series Cocking Piece LEM Compatible With: HK P30 HK P30L HK P30SK HK P2000 HK P2000SKHKP-01769$69.95 -
H&K HK USP/USPC Trigger Spring
H&K Heckler & Koch
$8.95H&K HK USP/USPC Trigger Spring Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45 ACPHKP-01252$8.95 -
H&K MP5/MP5K, HK SP5 & SP5K 100 Degree Locking Piece
H&K Heckler & Koch
$89.95H&K MP5,MP5K, HK SP5 & SP5K 100 Degree Locking Piece The MP5 100-degree locking piece is the factory-correct locking piece for all HK MP5 and MP5K style firearms. Compatible With: MP5, MP5 F, HK SP5 MP5K, MP5K-N HK94, SP89 & SP5K Clones or...HKP-00134$89.95 -
HKP 30 Round HK UMP 10mm Magazine - Black
HKP HK Parts
$139.95UMP, SMG - 30 Round Magazine - USA - 10mm Each 30 round magazine will fit the HK UMP 10mm caliber carbines, SMG's as well as the USC-UMP .40 to 10mm caliber conversions. Each magazine features, steel feed lips, enhanced polymer construction and all...HKP-19474$139.95 -
HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Armorer Manual
HKP HK Parts
$19.95HK USC & UMP Armorer Manual This is the most in-depth manual available for the USC/UMP series and covers the UMP 45, 40, & 9mm calibers. It has 64 Pages with diagrams and in-depth coverage of the history and full mechanical diagrams of the...HKP-00612$19.95 -
XS Sight Systems HK VP9 R3D Night Sights Optics Ready Suppressor Height - Orange
XS Sight Systems
$142.99XS Sight Systems HK VP9 R3D Night Sights Optics Ready Suppressor Height - Orange R3D might sights feature traditional 3-dot tritium, notch and post, sight picture. The tritium front sight comes equipped with our proprietary photoluminescent orange glow...HKP-20582$142.99 -
Choate MP5K/SP89/SP5K 9mm Tactical Folding Stock
Choate
$229.95HK SP5K Folding Tactical Stock Compatible With: MP5K D54K SP5K SP89 Zenith Z-5P/Z-5K & in-spec clonesHKP-00781$229.95 -
H&K 10 Round HK 45/45C Magazine Spring
H&K Heckler & Koch
$8.9510 Round HK 45 & 45C Magazine Spring The more you order, the more you save, as we offer volume discounts this spring. Compatible With: HK45 10 Round Magazine HK45C & USPC 4510 Round Magazine ...HKP-01848$8.95 -
H&K 12 Round HK USP .45 ACP Extended Floor Plate
H&K Heckler & Koch
$10.50HK USP 45 12 Round Magazine Floor Plate - Extended A great spare to have on hand as these are prone to breakage if mags are dropped on hard surfaces. Compatible With: All HK USP 45 full size & USP 45 Tactical 12 round magazines.HKP-00920$10.50 -
H&K 30 Round HK MP5 9mm Magazine - TiN Coated
H&K Heckler & Koch
$149.95H&K 30 Round HK MP5 9mm Magazine - TiN Coated Get your hands on some TiN coated factory Heckler & Koch magazines. Each magazine starts out as a fresh 9mm, 30 round mag before being professionally dsiassembled, TiN coated, and reassembled...HKP-21643$149.95 -
H&K 91/G3 (7.62x51/.308) Slimline Forearm - OD Green - Used
H&K Heckler & Koch
$14.95H&K 91/G3 (7.62x51/.308) Slimline Forearm - OD Green - Used This is a used German Military surplus OD green Slimline Forearm with a heat shield. Each forearm is in good condition and can be restored with a bit of TLC. The conditions range from good...HKP-16265$14.95 -
H&K HK P2000/P2000SK/45/45C Slim Slide Release Lever Set
H&K Heckler & Koch
$89.95HK P2000, P2000SK, 45 & 45C Slim Slide Release Lever Set This set provides a lower profile slide release for those who conceal carry or ride the slide and prefer a lower profile slide release. Factory Standard Slide Release Lever: Left...HKP-02388$89.95 -
H&K HK VP9/P Series Extractor
H&K Heckler & Koch
$47.95HK VP9/P Series Extractor Brand new factory HK German with red loaded chamber indicator present. Compatible With: HK VP9, VP9 Tactical VP9SK HK P30, P30L, P30S & P30SK HK P2000 HK P2000SKHKP-01615$47.95 -
HKP HK P30L Rail Mount Compensator for Threaded Barrel
HKP HK Parts
$169.95HKP HK P30L Rail Mount Compensator for Threaded Barrel Specifications: Caliber: HK P30L 9mm (recommended by the manufacturer to use 127+ Grain Ammunition), and HK P30L .40 cal (180+ Grain Ammunition recommended) Crafted from aircraft-grade billet...HKP-19237$169.95 -
HKP MKE AP5 9mm US Made Trigger Pack - 4 U.S. 922 Parts
HKP HK Parts
$269.95Trigger Pack For MP5, 94 Variants Such as Zenith, POF- 4 US 922r Compliant Parts HK MP5/94 9mm Semi Auto Trigger Pack complete. Each Ttigger group incorporates the following US made compliant parts completely assembled & ready to drop in. The...HKP-17878$269.95 -
Sale
Magpul PMAG 20 Round AR-15 5.56/.223 Magazine
Magpul
Now: $9.99Was: $12.95Mapul PMAG 5.56/.223- 20 Round - M3 This magazine is the latest and greatest M3 model NON-windowed 20 round PMAG (Polymer Magazine) is a lightweight 5.56 NATO, M-16 compatible magazine. It features a pop-off storage/dust cover that alleviates pressure...HKP-16475Now: $9.99Was: $12.95 -
Sale
PTR PDW (7.62x39) & (7.62x51/.308) Backplate With Recoil Rod
PTR
Now: $109.95Was: $149.95PTR PDW Backplate Assembly Complete With Recoil Rod Each unit has been built with new HK parts and painted HK black, ready for use. The PTR PDW is the collapsible recoil-style assembly designed for use on HK51-style builds such as the PTR PDW pistol or...HKP-02665Now: $109.95Was: $149.95 -
H&K HK21/MG3 Ammo Belt Starter Tab
H&K Heckler & Koch
$5.95H&K HK21/MG3 Ammo Belt Starter Tab - 7.62x51/.308 Starter tabs for HK21 and MG3 belt-fed rifles. Compatible With: HK 23/21/11HKP-21439$5.95 -
HKP MP5, HK94 & MP5K 100 Degree Locking Piece
HKP HK Parts
$33.95HKP MP5, HK94 & MP5K 100 Degree Locking Piece Each 100 degree MP5 locking piece is the proper, correct locking piece for all HK MP5, 94 and full size clones as well as this is now the correct locking piece for all HK MP5K & MP5K-PDW variants, per...HKP-18049$33.95 -
HKP SEF Short Axle Selector Lever For Metal Trigger Housings - Extended
HKP HK Parts
$69.95HKP SEF Short Axle Selector Lever For Metal Trigger Housings - Extended HK steel SEF Extended selector lever. Fits all metal HK grip frames. Please note that the polymer (plastic) style SEF housing uses the long axle SEF selector lever and not this...HKP-19026$69.95 -
RCM HK Style MP5K 9mm Complete Bolt Group
RCM
$379.95Complete Bolt Group - RCM - HK Style MP5K 9mm Ideal to replace out of spec, worn or broken bolt groups or for that custom build. Each bolt group will work and fit on semi or full auto MP5K 9mm style firearms. This is the finest US BCG available. Each...HKP-19846$379.95 -
Sale
UTG Picatinny Folding Vertical Grip With Finger Grooves-5 Position
UTG
Now: $9.95Was: $19.95UTG Picatinny Folding Vertical Grip With Finger Grooves-5 Position This UTG Model 4 Vertical Foregrip fits Picatinny. It is a 5-position foldable foregrip with ergonomic finger grooves for a comfortable grip. The practical side slide allows for...HKP-15373Now: $9.95Was: $19.95