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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Meprolight HK VP9/45/P30 Night Sight Set
Meprolight
$99.99Meprolight HK VP9, 45, & P30 Night Sight Set Bright & Tough Night Sights are three-dot iron sights that increase night-fire shooting accuracy by as much as five times over conventional sights. Equally impressive, they do so with the same speed as...HKP-02225$99.99 -
PTR Tactical Handguard Rail Screw
PTR
$0.69PTR Tactical Handguard Rail Screw The 6, 4, 3 & 2 inch rail sections use these screws to attach themselves to the tactical forearm. This is the screw that is used on all the tactical forearm rails (2 inch, 3 inch, 4 inch, 6 inch). A great spare to...HKP-16744$0.69 -
Out Of Stock
RCM HK MP5-E Full Auto Bolt Group
RCM
$449.95RCM HK MP5-E Full Auto Bolt Group Each bolt group incorporates RCM’s F style carrier, MP5-E bolt head, extractor and 100 degree locking piece. This group is 100% US made and the finest out there. Complete and ready to drop in and use. Ideal to...HKP-21351$449.95 -
RCM HK USPC 9mm Tactical Barrel - Threaded 13.5x1 LH
RCM
$239.95RCM HK USPC 9mm Tactical Barrel - Threaded 13.5x1 LH Each USPC tactical barrel is crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for the HK USP Compact 9mm...HKP-01706$239.95 -
SB Tactical HK MP5 Brace with HKP Stock Adapter
SB Tactical, HKP HK Parts
$299.95SB Tactical HK MP5 Brace with HKP Stock Adapter Each brace comes assembled ready to install no assembly required. This complete brace will come assembled with our own HK Parts stock adapter. CNC machined aircraft grade aluminum with QD sling attachment...HKP-20214$299.95 -
Solar Tactical HK G3/K91 Kydex RH Grip Wrap - Black
Solar Tactical
$69.95Solar Tactical HK G3/K91 Kydex RH Grip Wrap - Black Featureless Kydex grip wrap for use with detachable magazines. Prevents a wrap around style pistol grip. Allows the use of the factory magazine release and detachable magazines over 10 rounds. Preban...HKP-18915$69.95 -
Universal SP5/MP5 Clipping & Pinning Service
USA
$149.95HK Clipped & Pinned Service - Universal SP5/MP5 At HK Parts we offer our own HK trigger housing clip & pin services. No one does a better job with quicker turn around then we do. We will clip and pin any "push pin" plastic housing to the SP5 Spec...HKP-20472$149.95 -
Wilson Combat HK VP/45C/P30 Vickers Elite Front Sight - Red
Wilson Combat
$39.95Wilson Combat HK VP/45C/P30 Vickers Elite Front Sight - Red Snag Free Front Sight, Red Fiber Optic, Vickers Elite for H&K® .225 Compatible With: 45, 45C, P30 9mm, P30 40 S&W, P30L 9mm, P30L 40 S&W, P30SK, VP9 Specifications: Height: ...HKP-18380$39.95 -
AIM HK 91/G3 (7.62x51/.308) Extended Carbine Length Handguard - M-LOK
AIM
$74.95HK G3 EXTENDED CARBINE LENGTH HANDGUARD- M-LOK The most innovative and modular HK variant handguard on the market, our M-LOK HK forend can be used with all modern and traditional shooting techniques. CNC machined aluminum construction makes for a solid,...HKP-18172$74.95 -
Sale
AR-15 Ambidextrous Sling End Plate, Universal
USA
Now: $9.95Was: $13.95AR-15 Ambidextrous Sling End Plate, Universal Made in the USA out of ordnance grade steel. Compatible With: AR15 M5 Other AR buffer tube style buildsHKP-15333Now: $9.95Was: $13.95 -
Out Of Stock
B&T APC9/APC45 Telescopic Stock Brace Adapter
B&T Brugger & Thomet
$94.95B&T Brace Adapter for B&T Telescopic Stock - APC9/APC45/APC223/APC300 Swiss made B&T brace adapter for the APC9/APC45/APC223/ACP300 telescopic stock. Adapter replaces the buttpad on the BT-20394 and BT-20407 APC telescopic stocks and allows...HKP-19860$94.95 -
B&T MP5, MP5K Low Mount For Trijicon ACOG
B&T Brugger & Thomet
$169.95B&T Mounting Rail NAR for HK MP5 & MP5K with Tijicon ACOG Compatible With: HK MP5 & SP5 HK MP5K & SP5K In spec. clones and builds Specifications: Color: Black Height max: 31.5 mm Length max: 84 mm Material: Aluminum Treatment: Hardcoat...HKP-17284$169.95 -
Friction Sear-USED For SEF, Navy Trigger Packs
H&K Heckler & Koch
$4.49Friction Sear-USED For SEF, Navy Trigger Packs Used in excellent condition, HK German Friction Sear for SEF & Navy trigger packs. This item is also referred to as the catch with roller but more commonly called a sear.HKP-16197$4.49 -
H&K 21E/23E/11E/13E (7.62x51/.308) & (5.56/.223) Hammer Spring
H&K Heckler & Koch
$19.95HK German HK21E, 23E, 11E & 13E Hammer Spring - German This is the heaviest HK hammer spring available for the roller lock family of firearms. The factory correct hammer spring for the beltfed series of firearms. Made in Germany and no longer made or...HKP-15453$19.95 -
H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ Cloth Mag Pouch
H&K Heckler & Koch
$49.95H&K 91/G3/MSG90 (7.62x51/.308) 2x20 Round Aluminum Mags W/ Cloth Mag Pouch 2 X New/like new HK German 20 round aluminum magazine with green cloth mag pouch combo deal: 2 X 20 round aluminum magazines and green cloth mag pouch. Compatible...HKP-15792$49.95 -
H&K HK 417/MR762 Rear Diopter Sight
H&K Heckler & Koch
$224.95HK 417 & MR762 Rear Diopter Sight Specifications: Fits: 12", 16.5", 17", & 20" barrel lengths. Compatible With: HK MR762 HK 417 MR556 rifles Also made to fit the HK G28 firearmHKP-02547$224.95 -
H&K HK USP Jet Funnel Steel Floor Plate
H&K Heckler & Koch
$49.95H&K HK USP Jet Funnel Steel Floor Plate A great spare and replacement part to have on hand. The HK USP jet funnel floorplate will fit the original style and the new style magazines. Compatible With: HK USP 9mm HK USP 40 Cal Please Note: HK...HKP-01204$49.95 -
H&K HK VP9/VP9SK, HK VP40 Firing Pin w/ Striker
H&K Heckler & Koch
$49.95Firing Pin, Striker For HK VP9, VP9SK & VP40 New HK German factory firing pin that fits all models of VP series pistols. Compatible With: HK VP9, VP9 Tactical, VP9L, VP9 OR HK VP9SK VP40, VP40 TacticalHKP-16833$49.95 -
H&K Mark 23 .45 ACP Barrel - Threaded 16x1 RH
H&K Heckler & Koch
$599.95H&K Mark 23 .45 ACP Barrel - Threaded 16x1 RH A great replacement item for a now out-of-production pistol. New HK German mark 23 barrel threaded with the factory correct 16x1 RH thread. Get that replacement or factory new spare barrel while they are...HKP-01038$599.95 -
H&K Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller
H&K Heckler & Koch
$29.95H&K Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller Each spring is a great replacement for the converted packs that have bent elbow springs or for those that used the original F/A elbow springs that were bent to shape and are prone to breakage.HKP-00070$29.95 -
HK 416 10.4" Upper Gas Block - German
$279.95HK German 10.4" Upper Gas Block Complete New HK German manufacture. This is the ONLY 10.4" gas block available from HK Germany. Compatible With: HK 10.4" uppers HK MR556 to 10.4" conversions Please Note: This unit is NOT a vented gas block.HKP-01543$279.95 -
HK MR762, 417 & G28 Adjustable Buttstock - RAL 8K
H&K Heckler & Koch
$399.95HK G28 Fully Adjustable Stock For The MR762 & HK 417 - Tan- RAL 8000 Just in and hard to find. The HK G28 adjustable stock upgrade to be used on MR762, HK417 stocks. The G28 stock is fully adjustable for length of pull as well as the cheek height...HKP-16759$399.95 -
HKP - MP5K, SP89 Receiver Flat With Weldment Set
HKP HK Parts
$239.95HKP - MP5K, SP89 Receiver Flat With Weldment Set New MP5K receiver flat and weldment set combined for the best complete build option on the market. Made by the original German tool and die maker of the LSC receiver flat utilizing factory original German...HKP-20882$239.95 -
HKP 15 Round HK VP9SK, HK P30SK 9mm Magazine with Finger Rest - Black
HKP HK Parts
$79.95HK VP9SK & P30SK 9mm - 15 Round Magazine with HK Black Finger Rest New German VP9SK/P30SK HK manufacture 10 round magazine body, follower, spring, locking plate combined with the HK Parts +5 magazine extension installed & ready to use. This...HKP-20568$79.95 -
HKP 15 Round HK45 Enhanced Magazine
HKP HK Parts
$113.95HKP - 15 Round HK45 Enhanced Magazine - Black HK45 & HK45 tactical +5 enhanced magazine extension. Our enhanced magazine was made to emulate the same side and front grip section of the HK45 to add the appearance of an extended grip. Paired with a new...HKP-21430$113.95 -
HKP AR Grip Screw 1/4x28x1 Hex w/ Locking Washer
HKP HK Parts
$1.95HKP AR Grip Screw 1/4x28x1 Hex w/ Locking Washer This replacement screw is to mount your AR-15/AR-10 pistol grip screw. 1/4x28x1 with a star lock washer. The best option to use for new builds or to replace your worn out or stripped screw. The best...HKP-20685$1.95 -
HKP HK 416C 9" Complete Upper Receiver Assembly
HKP HK Parts
$2,799.95HK416C Complete Upper Kit - 9" After years trying to get these back in. We finally bring you a rare unicorn of a find. With our complete 416c upper kit all that would be needed to complete this kit would be a mil-spec lower or a STS 416c lower...HKP-21042$2,799.95 -
HKP HK Mark 23, SOCOM Titanium Firing Pin
HKP HK Parts
$49.95Ultimate Firing Pin Mark 23, Socom - Titanium - Grade 6 A solid billet CNC offering at 40+% lighter than comparable steel firing pins. Our titanium firing pins travel faster in the slide, delivering a quicker lock time & enhancing accuracy. Titanium...HKP-17803$49.95 -
HKP HK MP5 Aimpoint ACRO Sight - Extended
HKP HK Parts
$119.95HKP - HK MP5 Optic Mount - ACRO - Extended HK Parts now brings you one of the most requested optic mount for the MP5/MP5K platform. Extended design with a direct Aimpoint ACRO mounting interface. Our ACRO mounts provides an unobstructed view of the...HKP-21484$119.95 -
HKP HK UMP (9mm ) 15 Round Magazine
HKP HK Parts
$49.95UMP 9mm 15 Round Factory Magazine - USA UMP 15 round magazine for the UMP. Each magazine features steel feed lips, and a full 15 round magazine capacity. A small compact magazine for specific operational requirements. Each magazine counts as 3 U.S. Made...HKP-17849$49.95 -
HKP HK VP40/Tactical Bench Mat - Black
HKP HK Parts
$13.95VP40 & VP40 Tactical Gunsmithing Bench Mat This isn't your ordinary gun cleaning mat. Show your pride for your VP40 firearm while using our high quality neoprene rubber backed and cloth topped gun cleaning mat to protect your gun bench, desk, kitchen...HKP-18159$13.95 -
HKP HK VP9 MOD 1 Compensator - Black
HKP HK Parts
$189.95HK Parts MOD 1 Compensator: H&K VP9 The HK Parts MOD 1 compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil, getting you back on target quicker. Each MOD 1 comp includes...HKP-21223$189.95 -
HKP MP5K/SP89/SP5K 9mm Cocking Tube & Support Set
HKP HK Parts
$129.95HKP MP5K/SP89/SP5K 9mm Cocking Tube & Support Set Specifications: Construction: Hard Coated Titanium Color: Matte Black Weight: 1.7 oz. Compatible With: HK MP5K HK SP89 HK SP5K MP5 Reverse stretch builds, clones, or other custom buildsHKP-00184$129.95 -
Lazy Wolf VP F2 Flat Face Series Trigger - Blue
Lazy Wolf
$134.95F2 - Flat Face - VP Series Trigger - Lazy Wolf Guns - Blue In a collaboration with Lazy Wolf Guns, HK Parts is offering aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the best trigger ever developed after more...HKP-19648$134.95 -
Meprolight HK USPC Tru-Dot Night Sights - Orange/Green
Meprolight
$97.95Meprolight HK USPC Tru-Dot Night Sights - Orange/Green Features: Unequaled Light Performance Brightest Night Sights Available Today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12-year usable illumination warranty to the...HKP-01909$97.95 -
MKE HK33 A3 Retractable Buttstock - OD Green
MKE
$359.95MKE HK33 Retractable Buttstock - OD GREEN The MKE retractable HK33 buttstock is an easy-to-install retractable stock system designed to deliver superior comfort and reliable weapon control. The simple lock/release system is easy to operate,...HKP-21181$359.95 -
Strike Industries HK MP5K Dual Folding Stock & Brace with Adapter
Strike Industries / HKP
$349.95Strike Industries Dual Folding Stock & Brace with HKP MP5K Adapter The Strike Dual Folding Adapter paired with our MP5K picatinny adapter is one of the best options on the market for those looking for weight reduction and a compact configuration...HKP-21386-M$349.95 -
Strike Industries QD & Sling Hook Sling Attachement
Strike Industries
$28.95Ambush QD Sling Loop The Strike Industries Ambush low profile sling loop is the lowest profile sling loop designed for the MIL-STD-1913 rail. Made of solid steel, its unique locking bar design system allows for it to be lightweight and durable. Because...HKP-17381$28.95 -
Wilson Combat HK VP/45C/P30 Vickers Elite Front Sight - Green
Wilson Combat
$39.95Wilson Combat HK VP/45C/P30 Vickers Elite Front Sight - Green Snag Free Front Sight, Green Fiber Optic, Vickers Elite for H&K® .225" Compatible With: HK VP9, HK VP9SK, HK VP40 HK45 Compact, HK45CT HK P30 9mm or .40 HK P30L 9mm or .40 HK...HKP-18379$39.95 -
X Products HK 93/53/33 (5.56/.223) 50 Round Drum Magazine - ON SALE!
X Products
$249.9550 Round Drum HK 93, 33, 53 & Clones, Custom Builds - X93, 33, 53 Finally after a couple year wait for X Products to release them. We have them in hand & shipping! ON SALE WHILE SUPPLIES LAST! X Products 50 round drum for the HK93,33,53 family...HKP-17812$249.95