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 Ambi Housing Franklin Armory Binary Selector Set - RAL 8000
HKP HK Parts
$79.95HKP/H&K MP5/K 9mm Ambi Housing Franklin Armory Binary Selector Set - RAL 8000 Elevate your Franklin Armory BFSIII HK Binary Trigger Pack with our new aluminum selector lever set, specifically designed for ambidextrous pictogram housings...HKP-21380$79.95 -
Sale
HKP Flat Brim Snapback Hat - Black & Red
HKP HK Parts
Now: $13.45Was: $19.95HKP Flat Brim Snapback Hat - Black & Red Get your hands on some of our premium hats! Official HKP merchandise 5" wide HKP logo 100% cotton Structured 4 sewn eyelets Matching color sweatband Plastic adjustable snap Firm front panel Size: OSFM -...HKP-20461Now: $13.45Was: $19.95 -
Out Of StockSale
HKP HK USP .45/Mark 23 Magazine Extension Kit +7 - BLEMISHED
HKP HK Parts
Now: $39.95Was: $59.95HKP HK USP .45/MK23 - Magazine Extension Kit +7 - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This listing is for the magazine extension ONLY...HKP-21513-BNow: $39.95Was: $59.95 -
HKP HK 21E/11E (7.62x51/.308) Firing Pin - Titanium
HKP HK Parts
$49.95HK21E, MM21E, 11E Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made in the USA. A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK weapon system. Get the lightest,...HKP-17771$49.95 -
HKP HK 45/45 Tactical Titanium Firing Pin
HKP HK Parts
$49.95Firing Pin HK45 & HK45 Tactical - 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-17811$49.95 -
HKP HK 91/G3 (7.62x51/.308) Key Mod Handguard
HKP HK Parts
$149.95HK G3, HK91 & PTR Low Profile Key Mod Forearm The KeyMod tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock & HK enthusiasts with your...HKP-17178$149.95 -
HKP HK G36, G36K Folding Stock - FDE
HKP HK Parts
$109.95Folding Stock - HK G36, G36K - Full Length Stock HK G36 10.5" Stock complete for G36 firearms. The G36/G36K stock is the longest stock option for the G36 family of firearms. For those that would like a shorter stock to choose the G36C length stock. Each...HKP-19298$109.95 -
HKP HK G36K Forearm - FDE
HKP HK Parts
$109.95HK G36K Forearm With Hand Stop & Heat Shield HK G36K length latest production HK G36K handguard with built in heat shield. Each unit features a built in hand stop with sling attachment points. Built in hard mounting points for adding picatinney rails...HKP-19301$109.95 -
HKP HK MP5 (.40 S&W) Locking Roller +2
HKP HK Parts
$11.95HK US MP540 Locking Roller, +2 The proper roller size is essential for proper headspacing of bolt gap. +2 / 8.02mmHKP-17564$11.95 -
HKP HK MP5 40 Locking Roller +4
HKP HK Parts
$11.95HK US MP540 Undersized Locking Roller, +4 The proper roller size is essential for proper headspacing of bolt gap.HKP-17562$11.95 -
HKP HK MP5K Binary Pistol Build Complete Limited Edition Kit
HKP HK Parts
$3,799.95Limited Edition Parts Kit - MP5K With Binary Trigger Group Our limited edition parts kit will include the highly desirable Binary 3 position Navy trigger group with a universal style housing that will accommodate for a SP5K style semi auto shelf and a...HKP-20025$3,799.95 -
HKP HK P2000SK Compensator for Threaded Barrel
HKP HK Parts
$189.95HKP HK P2000SK Compensator for Threaded Barrel The HK Parts P2000SK compensator will add a sleek and tactical look to your P2000SK. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and...HKP-20884$189.95 -
HKP HK P30 Railok™ Threaded Barrel Compensator
HKP HK Parts
$189.95HK Parts Railok™ Mounting System Compensator for Threaded Barrel: H&K P30 The HK Parts Railok™ mounting system compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in...HKP-21225$189.95 -
HKP HK VP9, HK P30 Magazine Extension Kit +10 - Cerakote Red
HKP HK Parts
$74.99Magazine Extension Kit +10 – Cerakote Red - HK VP, HK P30 HK Parts magazine extension +10 kit adds 10 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate & high-reliability mag spring. Each +10 kit includes the...HKP-20613$74.99 -
HKP MP5 9mm Titanium Flash Hider - 3-Lug
HKP HK Parts
$139.95HKP MP5 9mm Titanium Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels found...HKP-20223$139.95 -
HKP PTR HK91 / PTR-91 Bolt Head Complete
HKP HK Parts
$179.95HKP PTR HK91 / PTR-91 Bolt Head Complete New PTR bolt head complete with extractor, extractor spring, roller retainer plate, pair of 8mm rollers. Ready to drop in to replace your worn out bolt head. Bolt head counts as 1 US made compliance part for the...HKP-20140$179.95 -
HKP Racerback - Mint
HKP HK Parts
$14.95HKP Racerback - Mint 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...HKP-21029-M$14.95 -
HKP Single Point Leather Sling - OD Green
HKP HK Parts
$49.95Single Point Leather Sling - OD Green Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...HKP-20163$49.95 -
HKP/H&K 53/51 (5.56/.223) Urbach Style Fluted Barrel Extension - Threaded 15x1 RH
HKP HK Parts
$149.95HKP HK 53/51 (5.56/.223) Urbach Style 8 inch Fluted Barrel Extension - Threaded 15x1 RH This 8" long fluted barrel extension is designed to extend the overall length of a 51 or 53 barrel to meet the 16" legal requirement. Ideal for those using an 8"...HKP-17638$149.95 -
IMI 32 Round UZI Magazine - LIKE NEW
IMI
$44.95Uzi 32 Round 9mm Magazine - Like New - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowed Mec-Gar magazine manufacturing company with IMI Licensing. An all steel production and a blued finish to help protect it against rust. These are the...HKP-21231$44.95 -
JMAC Customs 360 1/2-28 Facemount KeyMount (KeyMicro)
JMAC Customs
$104.95JMAC Customs 360 1/2-28 Facemount KeyMount (KeyMicro) With the advancement of suppressor technology and the popularity of the KeyMount mounting system, the 360-28F was designed to allow users to install a KeyMount compatible muzzle device on their...HKP-20141$104.95 -
L.A.G. Tacical HK VP9SK he Defender IWB/OWB RH Holster - Black
L.A.G. Tactical
$89.95L.A.G. Tacical HK VP9SK he Defender IWB/OWB RH Holster - Black HK VP9Sk Defender Holster -Right Hand The Defender is known for being lightweight and comfortable. The easily interchangeable belt loops take you seamlessly from your outside the waistband...HKP-18716$89.95 -
Out Of Stock
L.A.G. Tactical HK USP 45 The Defender IWB/OWB RH Holster - RH
L.A.G. Tactical
$79.95L.A.G. Tactical HK USP 45 The Defender IWB/OWB RH Holster - RH 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 concealable...HKP-18714$79.95 -
Lancer 30 Round AR15, M4 223 Rem/556NATO Magazine - Translucent
Lancer
$25.95Lancer, L5 Advanced Warfighter Magazine, 223 Rem/556NATO, 30Rd, Fits AR Rifles, Clear Lancer set out to engineer a better magazine; one with the reliability of steel" durability of polymer and weight of aluminum - the L5AWM. The magazine design includes...HKP-19558$25.95 -
Magpul / HKP HK MP5 SSTG
Magpul
$639.95SSTG Magpul trigger group The Single Stage Trigger Group is a blend between the past and future. The trigger pack begins life as a factory German trigger pack before being professionally converted into a semi-auto trigger pack. After the conversion, each...HKP-21261-M$639.95 -
Sale
Magpul AR-15 CTR 6 Position Stock- Commercial
Magpul
Now: $47.95Was: $79.95Magpul AR-15 CTR 6 Position Stock - Commercial Spec The Magpul CTR (Compact/Type Restricted) Commercial-Spec Model is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec-sized receiver extension tubes. The streamlined A-frame...HKP-02375Now: $47.95Was: $79.95 -
Magpul XTM Hand Stop Kit
Magpul
$19.95Magpul XTM Hand Stop Kit The four-piece XTM Hand Stop Kit is a lightweight, low-profile rail-mounted index point for improved weapon control or as a forward stop to prevent the shooter's hand from reaching the hot front sight assembly or muzzle. The kit...HKP-14535$19.95 -
Meprolight AK47 Front Sight
Meprolight
$49.95Features of Meprolight Tru-Dot Night Sight for AK 47 Features: No batteries or switches, always ready for action Unequaled low-light performance Brightest night sights available today Self-illuminated night sightsHKP-20366$49.95 -
MI HK MR556/416 M-LOK Compatible 13." Carbine Handguard
MI Midwest Industries
$269.74MI HK MR556/416 M-LOK Compatible 13." Carbine Handguard Features: Made in the USA Simple installation, direct replacement for HK factory handguard Retains factory barrel nut Mil-spec top rail Seven sides of M-LOK compatible slots Lightweight, rugged...HKP-18437$269.74 -
Out Of Stock
Michaels Machines HK PSG1/MSG90 Forward Complete Assist Assembly
Michaels Machines
$679.95US Made Forward Assist Assembly Complete This set includes all of the parts needed for the forward assist. A great set as HK Parts is the only source for the complete forward assist for your HK PSG1, MSG90, HK21E/23E, or your custom build. As shown in...HKP-00852$679.95 -
MM HK 21 (7.62x51/.308) Belt Box Adapter
Michaels Machines
$254.95Belt Box Adapter A new custom-made adapter - allows you to use HK German factory HK21E belt boxes on the HK21 older style or original style belt feds. It is a drop-in design that will enable easy and quick use of the superior HK21E belt boxes...HKP-01844$254.95 -
Out Of Stock
MP5K Semi Only 4 Position Trigger Group Complete - Clipped & Pinned
H&K Heckler & Koch
$999.95MP5K Semi Only 4 Position Trigger Group Complete With Safe, Semi functions only but provides the look and feel of the four position (0,1,3, F) housing. New HK German. Compatible With: HK MP5K/SP89 9mmHKP-00185$999.95 -
PTR HK 91/G3 (7.62x51/.308) Full Auto Bolt Carrier - Tungsten Filled
PTR
$299.95US-Made F/A G3, 91, and PTR-91 Bolt Carrier - Full Auto Carrier - Tungsten Filled PTR uses the exact Heckler & Koch specs and the same steel to manufacture their carriers. PTR uses HK factory blueprints for manufacturing & quality control. This...HKP-01777$299.95 -
PTR HK 91/G3 (7.62x51/.308) Semi-Auto Bolt Carrier
PTR
$249.95New US Made HK91, HK G3, PTR-91 Bolt Carrier - Semi Auto Carrier This part is made to exact H&K specs and with the same material. PTR uses HK factory blueprints for manufacturing and quality control. Manufactured at the PTR facility here in the...HKP-01461$249.95 -
PTR HK 93/53/33 (5.56/.223) Trigger Group - 5 U.S. 922r Parts
PTR
$389.95HK 93,33,53 5.56/.223 Semi Auto Trigger Group Complete The components that count towards 5 of the 922r compliant parts include the lower housing, trigger pack box, trigger, hammer, and sear. Includes: US Made Sear US Made Hammer US Made Trigger US Made...HKP-16259$389.95 -
PTR PDW (7.62x39) 9 inch Barrel
PTR
$149.95PTR PDW 7.62X39 Pistol or SBR Barrel- USA PTR Industries manufactured PTR PDW Barrel. As a bonus, each barrel counts as one US-made part for 922r compliance. Comes new in the white, never installed, and ready for an HK project. Features: 7.62 X 39mm...HKP-14530$149.95 -
PTR PDW - AR15 Stock Adapter - Magpul Stock - Complete Assembly
PTR
$339.95PTR PDW - AR15 Stock Adapter - Magpul Stock - Complete Assembly AR15/M16 to HK 90 series stock adapter set up for the PTR PDW. This is a perfect compliment for those that want to use the popular Magpul Moe stock on your PTR PDW. Each adapter includes the...HKP-15753$339.95 -
PTR Triple Frame/Front Sight Tower for PTR Barrels
PTR
$49.95PTR Triple Frame/Front Sight Tower for PTR Barrels This is a German HK triple frame that has been machined to accept the larger profile of the PTR barrels. Ready to use on your PTR91 barrels. Each sight tower includes machined front sight tower to fit...HKP-16325$49.95 -
RCM HK 93/53/33 (5.56/.223) Complete Bolt Head
RCM
$214.95HK 93, 33, 53 .223/5.56 Bolt Head Complete - US The latest generation style bolt head with oval shaped roller retainer plate. Perfect for 556/ .223 & 300 BLK HK or roller lock firearms. Includes: 223/556 Extractor- US Extractor Spring- HK 8mm...HKP-16722$214.95 -
RCM HK Mark 23 .45 ACP Tactical Barrel - Threaded .578x28 RH
RCM
$289.95RCM HK Mark 23 .45 ACP Tactical Barrel - Threaded .578x28 RH This HK Mark 23 tactical threaded barrel designed for compatibility with various flash hiders and sound suppressors. Unlike the factory HK Mark 23 barrel with 16x1 RH threads, this barrel...HKP-17444$289.95