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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HKP MP5/K & 94 Magazine Release Set - German/USA
HKP HK Parts
$94.95HK MP5, MP5K, & 94 Mag Release Set, Complete - German & USA Complete magazine paddle mag release kit that includes everything you need for the the paddle mag release & standard mag release on your HK 9mm rifle or pistol build. All parts are...HKP-17569$94.95 -
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 -
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 -
HKP MP5SD Front Sight Tower With Cocking Tube End Cap
HKP HK Parts
$69.95HKP MP5SD Front Sight Tower With Cocking Tube End Cap MP5SD Front Sight Assembly Complete - USA MP5SD fashioned front sight tower with cocking tube end cap machined as one solid billeted piece. Never before offered and the finest MP5SD front sight...HKP-17834$69.95 -
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 -
Semi Auto Shelf For Receiver - Billeted
$19.95Semi Auto Shelf For Receiver - Billeted HK Semi Auto Shelf milled from one solid billet to HK's factory specifications (no castings here). This is the needed receiver shelf that is welded to the receiver to allow the use of the clipped & pinned...HKP-01521$19.95 -
On Sale
HKP 20 Round HK VP9, HK P30 9mm Complete Magazine
HKP HK Parts
$59.95 - $79.95HKP 20 Round HK VP9, HK P30 9mm Complete Magazine Each mag comes fully assembled and ready for use. HK Parts takes an existing 15-round mag and the +5 mag extension and assembles them into a working 20-round mag. Compatible With: HK VP9 (15 Round...HKP-21093-M$59.95 - $79.95 -
H&K Cocking Tube Hanger Clip
H&K Heckler & Koch
$13.95H&K Cocking Tube Hanger Clip The HK cocking tube support hanger is the part that welds onto the end of the cocking tube that allows the forearm to install with the use of a small push pin. New HK German factory manufactured. Ready to weld onto your...HKP-00349$13.95 -
On Sale
HKP 9mm CZ Scorpion Evo 3-Lug Adapter - Threaded 18x1
HKP HK Parts
Now: $39.95Was: $64.95HKP 9mm CZ Scorpion Evo 3-Lug Adapter - Threaded 18x1 Upgrade your CZ Scorpion Evo with the HK Style 3-Lug Adapter, threaded internally with 18x1mm to attach 3-lug accessories like flash hiders, compensators, and suppressors. This HK Parts exclusive...HKP-17616Now: $39.95Was: $64.95 -
HKP Single Point Sling - Quick Detach - Black
NcSTAR
$29.95HKP Single Point Sling in Black - Quick Detach Specifications: Style: bungee-type design for positive retention and control Connection: HK sling hook attachment point with elastic cover Heavy duty 1.5" wide adjustable nylon webbing and elastic bungee...HKP-19767$29.95 -
H&K Magazine Catch Spring
H&K Heckler & Koch
$4.95H&K Magazine Catch Spring New HK German manufacture, not used, worn out surplus springs. Perfect spare and a must-have mag catch spring for all 90 series rifles that use a detachable magazine. Compatible With: HK 91, G3 & PTR-91 HK...HKP-01917$4.95 -
H&K 91/G3 (7.62x51/.308) 20 Round Magazine - Steel - Excellent
H&K Heckler & Koch
$36.95HK German 20 Round Steel Magazine - Very Good To Excellent Shape Each magazine in this offering is the best of the used steel surplus magazines available, features the best finish, and has the lowest amount of wear possible. No longer in production,...HKP-00834$36.95 -
Blitzkrieg HK MP5 Chevron Front Sight Gen 2 - Orange
Blitzkrieg Components
$56.99Blitzkrieg HK MP5 Chevron Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight provides a fast, bold sight picture with a sharp aiming point, designed for enhanced visibility and precision. The bright orange chevron stripe offers...HKP-20454$56.99 -
H&K 90 Series Sear & Trigger Axle
H&K Heckler & Koch
$1.99HK Sear & Trigger Axle For 90 Series- Used Surplus Condition HK German used sear and trigger axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .197 inches (5.0mm). A great spare and must have spare part for anyone...HKP-15459$1.99 -
H&K HK MR556/416 Enhanced Buffer Spring
H&K Heckler & Koch
$19.95Enhanced HK German MR556 & 416 Buffer Spring The HK MR556/416 buffer spring will also work with other AR-15 and M-16 rifles. It is a high-wear item and a must-have replacement part. Compatible With: HK MR556 HK416 HK416 A5 HK M27 AR15, M4 & M16HKP-00039$19.95 -
HKP HK VP/P30 9mm Magazine Extension Floor Plate
HKP HK Parts
$24.95HKP HK VP/P30 9mm Magazine Extension Floor Plate Extended baseplate that adds about .30" in length to the bottom of the magazine and replaces the stock floor plate on the VP9/P30 & VP9SK, P30SK magazine. The extended length makes for quicker,...HKP-17631-M$24.95 -
H&K HK VP9/VP9SK/P30/45 Clamping Pin Backstrap
H&K Heckler & Koch
$5.95Dowel Pin Or Clamping Pin This HK roll pin is used to hold the backstrap in place. Compatible With: HK45 HK45 Compact HK P30 HK P30L HK P30SK HK VP9 HK VP9SKHKP-01810$5.95 -
H&K HK 9mm Barrel Thread Protector O-Ring - Black
H&K Heckler & Koch
$4.95HK German 9mm Barrel O-ring - Black The O-ring is a high-wear and replacement item. To save money - order 10 or more and get an additional $1 off per O-ring. Compatible With The Following Barrels That Have An O-ring Groove: HK USP 9mm HK USP Compact...HKP-00908$4.95 -
HKP MP5 40/10 30 Round Magazine
HKP HK Parts
$49.95MP5 40/10 30 Round Magazine - US Each magazine comes black in color. Each magazine also counts as 3 US made compliance parts to aid in 922r compliance. Compatible With: MP5 .40 Cal MP5 10mm MP5 .357 Sig MP5 9X25mm Dillon Vector, Coharie, and other...HKP-16456$49.95 -
Out Of Stock
H&K G36 (5.56/.223) 2 Position (0,1 Pictogram) Lower Housing
H&K Heckler & Koch
$0.00H&K G36 (5.56/.223) 2 Position (0,1 Pictogram) Lower Housing This lower housing is available without internals, a unique offering as G36 lowers previously only came as complete trigger groups with both grip and internals. Ideal for SL8 to G36...HKP-01504$0.00 -
H&K 16 Round HK USP .40 Magazine - Translucent
H&K Heckler & Koch
$50.00HK German USP .40 cal Jet funnel Magazine The 16-round magazine will fit all HK USP .40 full-size pistols, as well as the HK .40 Expert and Elite. This item can be used with or without the jet funnel magazine. Please Note: For the mag to fit flush...HKP-00301$50.00 -
H&K MP5, HK94 Recoil Spring
H&K Heckler & Koch
$12.95HK German MP5, HK94 Recoil Rod Assembly Spring Great replacement and spare recoil spring as this is a common repair and replacement item. Compatible With: HK MP5 HK94 Zenith, POF, AA Clones & custom buildsHKP-01652$12.95 -
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 -
B&T HK MP5, SP5, HK94 Lightweight Tri-Rail Handguard
B&T Brugger & Thomet
$259.95B&T LIGHTWEIGHT TRI-RAIL HANDGUARD FOR MP5/SP5/HK94 B&T's Lightweight Tri-Rail Handguard is almost 25% lighter with practically identical construction. The handguard offers a total of three NAR/Picatinny rails. One on each side and one on its...HKP-19737$259.95 -
Out Of Stock
HKP HK MP5K Vertical Grip VFG M-LOK - Black
HKP HK Parts
$49.95HKP HK MP5K Vertical Grip VFG M-LOK - Black Our VFG for the MP5K platform is now M-LOK compatible. The perfect combination to install lights or lasers. M-LOK slots are integrated on both sides to make it a true ambidextrous vertical grip. Made in the USA...HKP-20737$49.95 -
Magpul PMAG 30 Round AR-15 (5.56/.223) Magazine-Windowed
Magpul
$15.95Magpul PMAG 30 Round AR-15 5.56/.223 Magazine-Windowed The Gen M3 PMAG is a 30-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Modified internal and external geometry also permits operation with a wide range of...HKP-16441$15.95 -
GG&G HK USP Pistol Flashlight Adapter - Black
GG&G
$69.95GG&G HK USP Pistol Flashlight Adapter - Black With a large number of flashlights and lasers that fit on a Picatinny or MIL-STD-1913 rail, GG&G has designed and manufactured an HK USP full-size flashlight mounting rail adapter meeting the...HKP-01107$69.95 -
H&K 91/G3 (7.62x51/.308) Wood Stock - Surplus
H&K Heckler & Koch
$119.95HK German G3, 91, & PTR Wood Stock Complete - USED These stock sets were in use with the German military and are used in varying degrees of condition, ranging from good to very good shape overall. These are rare and are getting harder to...HKP-02554$119.95 -
RCM HK G3/91 36 Degree Locking Piece #17
RCM
$49.95RCM HK G3/91 36 Degree Locking Piece #17 These are great to use when using a suppressor on your HK91 and G3 style of firearm. Compatible With: HK G3, 91, PTR HK Custom Builds or clones HK 21E seriesHKP-02520$49.95 -
H&K 91/G3 (7.62x51/.308) Rear Sight Assembly
H&K Heckler & Koch
$39.95HK German G3, 91, PTR Rear Sight Assembly Complete - HK German factory rear sight assembly with all hardware included. We offer the new HK sights at the BEST price in the country. Each set comes complete with all parts and all mounting hardware included...HKP-18163$39.95 -
HK MP5, HK SP5 Rear Sight Sets Complete
H&K Heckler & Koch
$79.95MP5, HK94 & SP5K Rear Sight Set Complete - US/German Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly. All parts are German HK manufacture with the exception of the...HKP-19365$79.95 -
HKP MP5, MP5K, 94 & SP89 Firing Pin-Steel
HKP HK Parts
$17.47MP5, MP5K, 94, & SP89 Firing Pin - Steel Each part is made using the factory HK material and specifications from original HK German blueprints. Compatible With: MP5, HK94 MP5K, SP89, SP5K MP5 40, 10mm, .357 Sig Zenith, POF, Omega, DT,...HKP-02115$17.47 -
H&K Full Auto Paddle Magazine Release Bushing
H&K Heckler & Koch
$6.95H&K Full Auto Paddle Magazine Release Bushing - New New HK German paddle magazine release bushing for all 90 series H&K weapon systems. Used for installing a paddle mag release. Please Note: This is NOT for use on semi-auto HK builds. This...HKP-00847$6.95 -
PTR HK 91/G3/51 (7.62x51/.308) Flat With Weldment Set
PTR
$166.95HK91, G3, PTR, CETME Flat & Weldment Combo - PTR Made by PTR91 on original HK tooling using factory specifications and a properly stamped receiver ready to roll and build. No FFL is required as this is an unfolded flat. Compatible With: HK G3...HKP-02086$166.95 -
On Sale
SB Tactical MP5K/SP89/SP5K 9mm Side Folding Brace
SB Tactical
Now: $169.95Was: $249.95HK MP5K, SP89, SP5K & Clone - Side Folding Pistol Stabilizing Brace MP5K, SP5K, Zenith Z5P, Z-5K Folding Stabilizing Brace System. These are the last remaining units with an aluminum folding adapter as SB tactical has now switched over to a polymer...HKP-18016Now: $169.95Was: $249.95 -
Walther 10 Round HK 416/G36/Colt M4 .22LR Magazine - Black
Walther
$35.00HK, Walther, Colt, Beretta - HK416 .22 - 10 Round Magazine Impact-resistant polymer construction. Thumb-assisted loading button. Heavy-duty spring-steel mag spring. Compatible With: HK 416 .22 Colt M4 .22 Beretta AR160 HK G36 .22 Hammerli Tac .22HKP-01747$35.00 -
P7 Series 4 in 1 Gas Cylinder Cleaning Tool
USA
$21.95P7 Series 4-In-1 Gas Cylinder Cleaning Tool Made from stainless steel and hand-fitted for perfect fitment on each P7 pistol. Each tool features a 4-in-1 (seven tool) and includes a precisely sized tip for grip screw removal, a gas cylinder...HKP-02080$21.95 -
H&K HK 15 Round VP9SK/P30SK 9mm Magazine - Black
H&K Heckler & Koch
$49.00H&K HK 15 Round VP9SK/P30SK 9mm Magazine - Black New factory HK 15 round magazine for VP9SK & P30SK 9mm. HK's magazine is made to their specifications and tolerances using high quality materials that provide perfect fit, durability and...HKP-20602$49.00 -
Grayguns HK P30, P2000 Short Reset System Thumb Safety
Grayguns
$90.00Grayguns HK P30, P2000 Short Reset System Thumb Safety Replicate our custom in-house short reset conversion with a drop-in kit for your HK P30 with thumb safety. Cut from bar stock steel, these kits provide an exacting fit for easy install.The...HKP-19756$90.00 -
B&T HK MP5K, HK SP5K UMP B&T Folding Stock - Black
B&T Brugger & Thomet
$324.95B&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$324.95