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 HK MP5, MP5K 9mm, Ambidextrous 0,1 Trigger Pack - ENHANCED 5-6 LBS Trigger Pull
HKP HK Parts
$539.95HKP/H&K MP5/MP5K 9mm 2 Position 0,1 Ambidextrous Trigger Pack Our enhanced trigger packs begin as full auto packs and are professionally converted to BATFE specifications, ensuring compliance and quality. These trigger packs are machined to achieve a...HKP-20313$539.95 -
HKP HK MR556/416 DMR KeyMod 9" Handguard - Black
HKP HK Parts
$199.95HK MR556 & HK416 Standard Length 9& - KeyMod ForearmHKP-17982$199.95 -
HKP HK MR556/416 DMR KeyMod Extended 15" Handguard - Black
HKP HK Parts
$249.95HKP HK MR556/416 DMR KeyMod Extended 15" Handguard - BlackHKP-18020$249.95 -
Out Of StockSale
HKP HK P30 Railok™ Threaded Barrel Compensator - BLEMISHED
HKP HK Parts
Now: $127.95Was: $189.95HKP HK P30 Railok™ Threaded Barrel Compensator - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The HK Parts Railok™ mounting system...HKP-21225-BNow: $127.95Was: $189.95 -
Sale
HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) 4 Piece Picatinny Rail Set - BLEMISHED
HKP HK Parts
Now: $99.95Was: $149.95HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) 4 Piece Picatinny Rail Set - BLEMISHED MISSING 1 SHORT RAIL COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. A complete...HKP-17429-BNow: $99.95Was: $149.95 -
Sale
HKP HK VP9 Optics Plate #12 - AimPoint ACRO Optic Mount - BLEMISHED
HKP HK Parts
Now: $27.95Was: $49.95HKP HK VP9 Optics Plate #12 - AimPoint ACRO Optic Mount - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The finest all steel mounting solution for...HKP-20030-BNow: $27.95Was: $49.95 -
HKP HK VP9/P30 +15 Magazine Extension Kit - Black
HKP HK Parts
$74.95Magazine Extension Kit +15 – Black - HK VP9, HK P30 This listing is for the magazine extension ONLY. This is not a complete magazine. The referenced magazine capacity is the total capacity once...HKP-21340$74.95 -
HKP Leather Key Chain - Brown G3
HKP HK Parts
$14.95HK Parts - Leather Key Chain - Brown G3 Now offering these high quality, handmade German artisan leather keychains. Be sure to check out our other color options.HKP-20657$14.95 -
HKP Leather Key Chain - Red VP9
HKP HK Parts
$14.95HK Parts - Leather Key Chain - Red VP9 Now offering these high quality, handmade German artisan leather keychains. Be sure to check out our other color options.HKP-20667$14.95 -
HKP Mark 23 .45 ACP 4 Prong Flash Hider - Threaded 9/16x24 RH
USA
$79.95HKP Mark 23 .45 ACP 4 Prong Flash Hider - Threaded 9/16x24 RH The 9/16x24 RH Thread 4 Prong Flash Hider is built to the highest standards. Each flash hider adds a neat look & feel while providing outstanding flash hiding capabilities. Perfect for...HKP-02187$79.95 -
HKP MP5 Parts Kit
HK Parts, Heckler & Koch
$2,879.95HKP MP5 Parts Kit Vintage flavor with modern flare. Our team set out to strike a symbiotic balance of classic MP5 with modern accessories delivered at an affordable price. The result is a build kit comprised of vetted components engineered to get...HKP-21495$2,879.95 -
HKP QD End Cap with Buffer - SP5
HKP HK Parts
$99.95HK SP5 - Quick Detach End Cap With this SP5 QD end cap upgrade you will get a heavier buffer to internally protect your firearm and keep your bolt carrier in tip top condition for years to come. Machined aircraft grade aluminum and Cerakoted for the best...HKP-20757$99.95 -
HKP Racerback - Gray
HKP HK Parts
$14.95HKP Racerback - Gray Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this racerback is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG printing Official...HKP-21028-M$14.95 -
HKP Short Sleeve Tee Female - Black
HKP HK Parts
$14.95HKP Short Sleeve Tee Female - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG...HKP-21018-M$14.95 -
HKP/H&K UMP (9mm) Barrel - Threaded 1/2x28 - 3-Lug
GSG9
$349.95GSG9 UMP (9mm) Barrel - Threaded 1/2x28 - 3-Lug This barrel is the perfect addition to your UMP conversion as it includes the 3-lug and threaded 1/2x28 end of the barrel for use with suppressors or factory HK 3-lug flash hiders. Specifications: Threaded...HKP-02281$349.95 -
Out Of Stock
Hogue Karma Spear Point 3.75" Flipper Blade - Black
Hogue
$187.95HK Knives - Karma - Spear Point Blade - 3.75 Flipper - Black HK Karma provides the utility to slice, cut, break, and wrench with confidence. This cutting tool is purposefully shaped and sized for the gloved or bare hand and can be carried or packed...HKP-18676$187.95 -
JMAC Customs 2C H&K G36C (5.56/.223) KeyMount (KeyMicro) - Threaded 15x1
JMAC Customs
$89.95JMAC Customs 2C H&K G36C (5.56/.223) KeyMount (KeyMicro) - Threaded 15x1 In order to use this device with a suppressor, it must be installed by a professional to ensure it is properly mounted and aligned. Do NOT shoot without checking alignment with...HKP-20143$89.95 -
JMAC Customs TS-8 w/ 1913 Folding Mech
JMAC Customs
$284.99JMAC Customs TS-8 w/ 1913 Folding Mech Triangle stock 8" with our 1913 folding mech (not assembled) 2x integrated QD sling socket 8" length Drilled and tapped for optional cheek risers (will be available in the future) Compatible with SIG folding...HKP-20145$284.99 -
Sale
JMAC G36K (5.56/.223) Compensator (KeyMicro) - Threaded 15x1
JMAC Customs
Now: $86.95Was: $109.95JMAC G36K (5.56/.223) Compensator (KeyMicro) - Threaded 15x1 In order to use this device with a suppressor, it must be installed by a professional to ensure it is properly mounted and aligned. Do NOT shoot without checking alignment with bore rods. HK...HKP-21257Now: $86.95Was: $109.95 -
Kinetic Development Group Sidelok Aimpoint Micro Mount - HK logo
KDG Kinetic Development Group
$138.95Kinetic Development Group Sidelok Aimpoint Micro Mount - HK logo The Sidelok is a revolutionary new mounting system for optics. The patented cam system locks the mount down onto Picatinny without the need of tools, side levers, or huge knobs. The release...HKP-19065$138.95 -
Kinetic Development Group Sidelok Modular Optic Mount - 30mm
$224.95Kinetic Development Group Sidelok Modular Optic Mount - 30mm The new KDG Modular Optic Mount is based off the proven Sidelok family of quick detach optic mounts and features the same user-friendly, toolless design. KDG set out to design a Sidelok mount...HKP-19062$224.95 -
L.A.G. Tactical HK VP9SK The Defender IWB/OWB LH Holster - Black
L.A.G. Tactical
$79.95L.A.G. Tactical HK VP9SK The Defender IWB/OWB LH Holster - Black The Defender is known for being lightweight and comfortable. The easily interchangeable belt loops take you seamlessly from your outside the waistband range set up, to your highly...HKP-18717$79.95 -
Lazy Wolf VP C1 Curved Series Trigger - Gold
Lazy Wolf
$134.95C1 - Curved - VP Series Trigger - Lazy Wolf Guns - Gold In a collaboration with Lazy Wolf Guns, HK Parts is offering preium aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the best trigger ever developed after...HKP-19654$134.95 -
Lee Sporting HK MP5K Complete Trigger Group
Lee Sporting
$549.95Lee Sporting Complete Trigger Group - MP5K Ergonomic upgrade to OEM grip. 4.3oz lighter than OEM trigger group. Housing made from MJF PA11 Nylon. Bespoke ejector lever CNC cut from 4140. Compatible With: HK PTR Dakota Tactical Other clones that use...HKP-20466$549.95 -
Magpul HK MP5K AR 9mm Navy Style Match Trigger Group
Magpul
$649.95Magpul HK MP5K AR 9mm Navy Style Match Trigger Group Our improved HK-AR Navy ambidextrous lower housing is now paired with our match trigger pack and a Magpul MOE grip to make this complete MP5K-AR style match trigger group. This trigger group is a...HKP-21378$649.95 -
Magpul Moe K2 AR Grip
Magpul
$22.95Magpul Moe K2 AR Grip Similar in concept to the MOE-K, the MOE-K2 is a drop in upgrade for AR15/M4's that offers a more vertical grip angle, but in a full-size grip design. The steeper vertical grip angle is optimized for use on PDW (Personal Defense...HKP-19567$22.95 -
Sale
Match Weight HK P2000 w/o Picatinny Rail - Aluminum - Black
Match Weight
Now: $134.95Was: $194.99Match Weight HK P2000 w/o Picatinny Rail - Aluminum - Black Take your P2000 (Heckler & Koch) 9mm to the next level with our Aluminum Compensator. The 2 piece Match Weight compensator attaches with ease and only takes a few minutes to...HKP-19824Now: $134.95Was: $194.99 -
Sale
Match Weight HK P30SK w/ Picatinny Rail - Aluminum - Black
Match Weight
Now: $99.95Was: $194.99Match Weight HK P30SK w/ Picatinny Rail - Aluminum - Black Take your P30SK (Heckler & Koch) 9mm to the next level with our Aluminum Compensator. The 2 piece Match Weight compensator attaches with ease and only takes a few minutes to...HKP-19827Now: $99.95Was: $194.99 -
Sale
Match Weight HK VP9SK w/o Picatinny Rail
Match Weight
Now: $134.95Was: $194.99Match Weight HK VP9SK w/o Picatinny Rail Take your VP9SK to the next level with our aluminum compensator offered in (2) styles, with and without picatinny rail. Each match weight compensator is CNC machined in our factory outside Chicago, IL to...HKP-20081Now: $134.95Was: $194.99 -
Meprolight HK USPC Tru-Dot Rear Night Sight
Meprolight
$65.95Meprolight HK USPC Tru-Dot Rear Night Sight Features: Unequaled low light performance Brightest night sights available today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12 years usable illumination warranty to orginal...HKP-16593$65.95 -
Meprolight HK VP/45/P30 FT Bullseye Sight - Green
Meprolight
$159.95Meprolight HK VP/45/P30 FT Bullseye Sight - Green The FT Bullseye micro-optic pistol sight is a revolutionary design that eliminates the need for the front sight. Meprolight's top engineers combined fiber optics and tritium technology to produce a...HKP-18403$159.95 -
Sale
Meprolight HK VP9 R4E Suppressor Height Night Sight - BLEMISHED
Meprolight
Now: $99.50Was: $194.95Meprolight R4E Self - Illuminated Night Sight - HK VP9 - Suppressor Height COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Rapid target acquisition is a...HKP-19521-BNow: $99.50Was: $194.95 -
MFI HK 416/MR556 (5.56/.223) G28 Style Flash Hider - Threaded 1/2x28
MFI
$79.95MFI HK 416/MR556 (5.56/.223) G28 Style Flash Hider - Threaded 1/2x28 The G28 2nd Gen flash hider features the latest style and is threaded 1/2x28. Constructed from ordnance-grade steel, it is finished with a semi-matte, mil-spec black oxide coating for...HKP-17941$79.95 -
MI Side Folder with Light Weight Stock
MI Midwest Industries
$180.95MI Side Folder with Light Weight Stock Features: Made in the USA Heavy-duty side-folding mechanism constructed from 4140 steel Full-length locking lug for maximum strength Solid positive lock up in both positions Steel clamp with large surface...HKP-20065$180.95 -
Michaels Machines HK UMP .40 Semi-Auto Bolt Group - Complete
$649.95Michaels Machines HK UMP .40 Semi-Auto Bolt Group - Complete MM’s UMP tungsten filled UMP .40 bolt carrier. Heat treated, parkarized and polished for the best look and function possible, as an added bonus it now includes German HK internals which...HKP-20626$649.95 -
Sale
OEM Fero Z51 Night Vision Manual
Now: $9.95Was: $24.95OEM Fero Z51 Night Vision Manual This is the manual for the recently imported German night vision scope for the MG3 Machinegun, G3 Rifle and Pazerbusche 84. The condition of these booklets will vary. Specifications: Height: 8.5" Width: 5...HKP-19604Now: $9.95Was: $24.95 -
PTR AR Stock Adapter w/Magpul Stock - G3, 91, 93, 53, 33
PTR
$209.95PTR AR Stock Adapter With Magpul Stock AR15/M16 to HK 90 series stock adapter set with a Magpul MOE stock installed as well as the buffer tube and castle nut. Just use your existing back-plate and buffer assembly and you are ready to go! This is a...HKP-15457$209.95 -
RCM HK P30 9mm Tactical Barrel - Threaded 13.5x1 LH
RCM
$239.95RCM HK P30 9mm Tactical Barrel - Threaded 13.5x1 LH Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for the HK P30 9mm pistol,...HKP-16238$239.95 -
SB Tactical HK MP5 Pistol Stabilizing Brace SBA4 - FDE
SB Tactical
$349.95SB Tactical HK MP5 Pistol Stabilizing Brace SBA4 - FDE MP5, SBA4 5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment. This brace is the perfect addition for your MP5, SP5 or...HKP-20352$349.95 -
Sale
Sig Sauer Romeo Zero Reflex Sight 1X Power 6MOA Dot
Sig Sauer
Now: $162.95Was: $229.95Sig Sauer Romeo Zero Reflex Sight 1X Power 6MOA Dot The fastest, most accurate, ultra-compact micro reflex sight- the ROMEO Zero has been optimized for everyday concealed carry and pistols with slim slide profiles. The sight features a ruggedized,...HKP-19599Now: $162.95Was: $229.95