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 MR556/416 Tungsten Recoil Buffer
H&K Heckler & Koch
$79.95H&K HK MR556 & 416 Tungsten Recoil Buffer The proprietary tungsten HK-manufactured buffer is one of the reasons why the HK 416 and MR556 are as reliable as they are. This is the perfect addition to all AR/M16 uppers. Compatible With: HK...HKP-00041$79.95 -
Out Of Stock
HKP HK MP5K Magpul VFG w/Cantilever M-LOK Rail - Black
HKP HK Parts
$69.95HKP HK MP5K Magpul VFG w/Cantilever M-LOK Rail - Black New VFG for the MP5K platform is now M-LOK compatible and comes pre attached with a Magpul M-LOK polymer cantilever rail. The perfect combination to install lights or lasers. M-LOK slots are...HKP-20738$69.95 -
HKP Pistol Rug Case - Bundesadler - Black
HKP HK Parts
$19.95HKP Pistol Rug - Bundesadler - Black Keep your handgun safe with the HK Parts pistol rug featuring the iconic German Bundesadler crest. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13" closed...HKP-21014$19.95 -
Sale
AC-Unity 26.5mm Flare Gun With Polish Signal Flares
AC-Unity Magazines and Parts
$64.95 - $199.95AC-Unity 26.5mm Flare Gun With Polish Signal Flares The AC-Unity flare gun is a durable launcher designed to dispense 26.5mm flares or smoke grenades. The body of the pistol is made of high impact, UV resistant polymer capable of operating through...HKP-20154-M$64.95 - $199.95 -
DTAC MP5, HK94 Modular Handguard-M-LOK
DTAC Dakota Tactical
$165.95DTAC MP5, HK94 Modular Handguard - M-LOK Features: Made in the USA (922r compliant part) M-LOK accessory compatible 11 ergonomically placed full-slots and 5 half-slots yielding 22 possible accessory locations for maximum versatility Exclusive extended...HKP-17806$165.95 -
H&K HK 30 Round 416, HK MR556 5.56x45mm/.223 Maritime Magazine
H&K Heckler & Koch
$89.95HK 416 & MR556 30 Round Maritime Magazine - Multiple Color Options Designed to provide optimum ammunition feeding for any M16/M4/AR15-type weapon, the Heckler & Koch 30-round Steel Magazine can be used in any firearm that...HKP-21169-M$89.95 -
H&K MP5/MP5K/SP5K 10 Round Magazine
H&K Heckler & Koch
$79.95H&K MP5/MP5K/SP5K 10 Round Magazine: Heckler & Koch factory fresh magazine from this current year's production. Mags hold 10 rounds only so this is ideal for restricted states or for those that want the mag to have a low profile. Compatible With:...HKP-17872$79.95 -
Lazy Wolf VP Series F2 Flat Face Trigger - Black
Lazy Wolf
$129.95Lazy Wolf VP Series F2 Flat Face Trigger - Black In a collaboration with Lazy Wolf Guns, HK Parts is offering aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series is the greatest trigger ever developed after more than a year...HKP-18747$129.95 -
H&K HK VP9/VP9SK, VP40 Dismounting Safety Elbow Spring
H&K Heckler & Koch
$2.95Elbow Spring For Dismounting Safety HK VP9, HK VP40 Compatible With: HK VP9 HK VP9SK HK VP40HKP-16791$2.95 -
Magpul HK MP5 .22LR SL Hand Guard - Black
Magpul
$99.95Magpul HK MP5 .22LR SL Hand Guard - Black This forearm has been CNC machined to fit the HK MP5 .22 model specifically. The factory unit will not fit. HK parts took the time and made the modification possible using a CNC machine that was dedicated to...HKP-20480$99.95 -
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 -
Out Of Stock
H&K G36 (5.56/.223) Rear Stock Axle Pin
H&K Heckler & Koch
$24.95G36 Rear Stock Axle Pin For SL8 To G36 Stock Conversion New HK German manufacture. This is the axle pin that holds the G36 or G36C folding stock to the rear section of the receiver. Also used to mount the US-made rear stock block for those who are doing...HKP-00741$24.95 -
Evolution Gun Works HK USP Full Size Trijicon RMR-SRO, Holosun 407C-507C Mount
Evolution Gun Works
$49.95Evolution Gun Works HK USP Full Size 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...HKP-20042$49.95 -
H&K 91/G3 (7.62x51/.308) Cocking Handle - Green Rubberized - Surplus
H&K Heckler & Koch
$4.95HK German HK G3 & HK 91 Older Style HK Green Cocking Handle Used green handled German military surplus cocking handle. No longer made or offered by HK. A genuine Heckler and Koch part. Compatible With: HK 91 HK G3 PTR-91 HK 51 HK PSG-1 HK MSG-90 HK...HKP-17082$4.95 -
H&K HK USP Jet Funnel Kit - Black
H&K Heckler & Koch
$99.95H&K HK USP Jet Funnel Kit - Black Brand new factory HK German Jet Funnel kit for the HK USP 9mm and USP .40 full-size pistols. Easy to install, no gunsmithing, or modifications needed. Compatible with all Jet Funnel magazines. A must-have if you plan...HKP-00306$99.95 -
HKP .45 ACP Micro Comp - Threaded 16x1 LH
HKP HK Parts
$29.95HKP .45 ACP Micro Comp - Threaded 16x1 LH The HK Parts Micro Comp & Thread Protector combines lightweight design with dual functionality as both a compensator and thread protector. It easily attaches to any factory spec 16x1 LH .45 ACP barrel,...HKP-20210$29.95 -
HKP HK UMP 45, SMG 45 Magazine Loader
HKP HK Parts
$39.95HKP HK UMP 45, SMG 45 Magazine Loader The enhanced loader is the finest loader available for UMP 45 magazines. Speed up your load time and save your thumb in the process. Made in the USA. Compatible With: H&K UMP & USC 45 magazines LWRC SMG 45...HKP-19662$39.95 -
H&K 90 Series Hammer Axle For Trigger Pack
H&K Heckler & Koch
$2.77H&K 90 Series Hammer Axle For Trigger Pack HK German used hammer axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .237 inches (6.0mm). A great spare and must have spare part for anyone that owns an HK 90 series of...HKP-15444$2.77 -
H&K HK MR556/416 Backplate w/ Sling Loops
H&K Heckler & Koch
$46.95HK 416, MR556 Ambidextrous Sling Loop Backplate Genuine HK German manufactured 416, MR556 new style backplate with sling loop. Compatible With: HK MR556, HK 416 buffer tubes All Standard AR-15, M4 & M16 buffer tubesHKP-17151$46.95 -
H&K HK MR556/416 Ejection Port Cover - RAL 8K
H&K Heckler & Koch
$69.94HK German HK 416, MR556 Ejection Port Cover In RAL 8000 HK manufactured newer polymer style cover assembly found on the latest HK 416 & MR556's. This item can also be used on other AR15 style projects to enhance the build with the finest ejection...HKP-18062$69.94 -
H&K HK USP/USPC, P2000, HK45, P30 Sight Tool
H&K Heckler & Koch
$199.95HK Sight Removal & Installation Sight Tool For - HK USP, USP Compact & P2000 Models A rare offering and no longer available. This is a special offering while supplies last. Brand new in the box HK sight tool. The HK Sight tool is a compact...HKP-19644$199.95 -
LSC MP5 9mm Receiver Flat
LSC
$199.95MP5 Receiver Flat - LSC LSC HK MP5 receiver flat is the most in spec flat that has ever been available. The best option for your HK German parts kit build. This flat is considered by many to be most sought after HK flat available on the market and...HKP-20555$199.95 -
H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Clipped & Pinned - USED EXELLENT
H&K Heckler & Koch
$99.95H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Clipped & Pinned - USED EXELLENT German-made Heckler & Koch grip housing comes in black polymer clipped & pinned, ready to drop on your HK 91, HKG3, PTR-91, or other HK .308 type...HKP-01824$99.95 -
HKP Ambi Housing Franklin Armory Binary Selector Set
HKP HK Parts
$79.95Aluminum HK Selector Lever Set for BFSIII HK Binary Trigger Pack - Ambi pictogram housings Our new Aluminum Selector Lever Set was modeled after the HK Ambi Style Selector Lever. Designed to work flawlessly with Franklin Armory Trigger Pack...HKP-19816$79.95 -
Sale
HKP/H&K USP/T 9mm +5 Magazine Extension
HKP HK Parts
$37.95 - $49.95HKP/H&K USP/T 9mm +5 Magazine Extension This part is made in the USA out of aircraft grade hard coat anodized aluminum & steel hardware. Ultra-low profile & rock solid. With the addition of the +5 mag extension, the round count in the...HKP-21109-M$37.95 - $49.95 -
H&K 91/93/33/G3 Black Plastic Grips For Metal Grip Frames
H&K Heckler & Koch
$24.95Black Plastic Grips For Metal Grip Frames New Factory HK German. It is no longer in production and is hard to find. Compatible With: HKG3 HK91 HK93 HK33HKP-00526$24.95 -
HKP HK 91/G3 (7.62x51/.308) Stock Set - O.D. Green - Surplus
HKP HK Parts
$24.95Original German Army Used Surplus G3, 91, PTR OD Green Stock Set Factory HK German production. Each stock set is used but in perfect working order. Each set is in overall good condition. Most will clean up nicely with a little TLC. A great stock...HKP-16332$24.95 -
HK USP Pistol Armorers Manual
H&K Heckler & Koch
$19.95HK USP Pistol Armorers Manual Each manual has 34 pages in total and fully covers the USP better than any other manual available. Also contains parts numbers and many diagrams. This is the newest USP manual available with updated pictures. Each manual...HKP-00725$19.95 -
HKP HK VP9 Optics Plate #9 - Trijicon RMR CC Optic Mount
HKP HK Parts
$49.95HK VP9 Series Optics Ready #9 - Trijicon RMR CC - Optic Mount - Steel The finest all steel mounting solution for your HK VP9 series optic ready model. New solid billet machined steel optics plate. Each plate is CNC machined from a solid billet of...HKP-20027$49.95 -
SB Tactical HK MP5 .22LR Folding Brace w/Billet Adapter
HK Parts / SB Tactical
$224.95SB Tactical Side Folding Brace with Billet Adapter for the HK MP5 .22 model: This is not your standard SB Tactical side folding brace. We pair the standard SBT brace with our own billet aluminum brace adapter to give you a more robust option over...HKP-19951$224.95 -
HKP HK MP5 9mm Receiver Flat with Weldment Set
HKP HK Parts
$219.95HKP HK MP5 9mm Receiver Flat with Weldment Set New MP5 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-20920$219.95 -
Out Of Stock
B&T HK MP5K, SP5K Telescopic Stock
B&T Brugger & Thomet
$559.95B&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$559.95 -
H&K HK 45/USP/USPC Complete Universal LEM Kit
H&K Heckler & Koch
$179.95H&K HK 45/USP/USPC Complete Universal LEM Kit HK German "universal" LEM conversion kit for USP, USPC & HK45, and HK45C pistols. The universal LEM kit also fits the HK45C & HK45 Pistols. This kit will enable you to convert your V1-V10 HK...HKP-00316$179.95 -
HKP HK MP5 & HK MP5K Dual 9mm Magazine Clamp Bundle - KCI
HKP HK Parts, KCI
$119.95Dual Magazine Clamp Bundle - 9mm - KCI MP5 The MP5, MP5K magazine grip or dual magazine clamp. Fits all 9mm MP5 or MP5K curved magazines. Holds two magazines together for ease of use and easy access to 2 magazines. Half the weight of the factory...HKP-20479$119.95 -
PTR (7.62x51/.308) Flash Hider - Threaded 5/8x24 RH
PTR
$24.95PTR (7.62x51/.308) Flash Hider - Threaded 5/8x24 RH The PTR Flash Hider is made in the USA to the exact specifications of the original HK flash hider, following strict HK standards. This flash hider offers the best quality and price in the country,...HKP-17930$24.95 -
H&K 17 Round HK VP9 Magazine Spring
H&K Heckler & Koch
$8.95Magazine Spring for 17 Round Magazine - HK VP9, VP9L, VP9 OR This magazine spring fits the VP9 17 round magazines. A must-have replacement item as magazine springs should be replaced on a regular basis as this is a consumable part and is prone to...HKP-19323$8.95 -
H&K 30 Round AR-15 5.56x45mm/.223 Magazine - Tan
H&K Heckler & Koch
$99.9530 Round Magazine with Window - Sand Tan - Gen 3 - Heckler & Koch Factory German Heckler & Koch 30-round Gen 3 polymer magazine. Compatible With: HK416 MR223 MR556 AR15 M16 M4 type riflesHKP-19358$99.95 -
HKP HK 91/G3/PTR Armorer's Manual
HKP HK Parts
$19.95HK 91, G3, & PTR Armorer's Manual This manual is the best manual available for the HK .308 G3, 91, or PTR family of firearms. See the photos for the table of contents.HKP-02635$19.95 -
RCM MP5K/SP89 9mm Full Auto Bolt Carrier
RCM
$146.95MP5K Full Auto Bolt Carrier - US- Made - RCM This part is machined from billet ordnance steel. Our US-made MP5K carrier is made to the most updated and latest MP5K F specs. Tungsten filled, heat treated, and factory fresh production. Providing the finest...HKP-01190$146.95 -
H&K HK SEF & Navy 3 Position Trigger Spring
H&K Heckler & Koch
$4.95HK 90 Series SEF & Navy Style Trigger Return Spring For HK 90 series 91, 94, 93, etc. (semi or full-auto). This item will fit any NON-burst trigger pack. Compatible With: MP5, MP5K, SP89, & SP5K HK G3, HK91, PTR HK 93, 33, HK33K, &...HKP-01092$4.95