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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Out Of Stock
H&K MSG90 (7.62x.51/.308) 2 Position (0,1 Pictogram) Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$0.00H&K MSG90 (7.62x.51/.308) 2 Position (0,1 Pictogram) Trigger Housing - Clipped & Pinned This clipped and pinned semi-auto trigger housing is designed for the MSG-90 rifle. It is compatible with 2-position 0,1 semi-auto style trigger packs,...HKP-00539$0.00 -
H&K P30SK/VP9SK/P2000SK 9mm 10 Round Magazine Housing
H&K Heckler & Koch
$44.95H&K P30SK/VP9SK/P2000SK 9mm 10 Round Magazine Housing Works with the VP9SK, P2000SK & P30SK models only. New German HK manufacture. Compatible With: P2000 SK P30 SK HK VP9SKHKP-16649$44.95 -
Out Of Stock
H&K PSG1/MSG90 Forearm
H&K Heckler & Koch
$0.00HK German PSG1, MSG90 Forearm New HK German & Hard To Find. Perfect For The PSG1, MSG90 Conversions. We have many other PSG1 items available such as the PSG1 cocking tube, trigger group, stock etc.The PSG1 forearm will only work with the addition of...HKP-00529$0.00 -
H&K SP5K 9mm Semi Auto Bolt Carrier
H&K Heckler & Koch
$369.95HK German SP5K Semi Auto Bolt Carrier New HK SP5K bolt carrier complete. Made in Germany. Compatible With: SP5K Will also work as a semi auto only carrier in all MP5K semi buildsHKP-18207$369.95 -
H&K UMP (9mm) Magazine Spring - 30 Round
H&K Heckler & Koch
$14.95H&K UMP (9mm) Magazine Spring - 30 Round Perfect for spares and to have on hand as these are a consumable part.HKP-16563$14.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Cocking Lever Support Tube
H&K Heckler & Koch
$19.95HK UMP & USC Cocking Lever Support TubeHKP-01883$19.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Rear Sight Complete
H&K Heckler & Koch
$45.95HK USC and UMP Rear Sight Complete Compatible With: USC. 45 UMP 9mm UMP .40 UMP .45HKP-16634$45.95 -
H&K USC (.45 ACP) Carbine Mag Release Axle
H&K Heckler & Koch
$18.95HK German USC Magazine Release Axle This is a great replacement as they are prone to breakage and wear. These are also a missing part in some states where bullet buttons are required. This part is compatible with all HK USC...HKP-02584$18.95 -
H&K USC (.45 ACP) Lower Locking Lever Axle
H&K Heckler & Koch
$8.95HK USC Lower Locking Lever Axle A great item to have on hand as spares. New German HK. Compatible With: All USC lowersHKP-16376$8.95 -
Hi-Viz HK VP Series/45 Series/P Series - Green
Hi-Viz
$49.95Hi-Viz HK VP Series/45 Series/P Series - Green This is an H&K front sight. It comes in green fiber optic family LitePipes. Compatible With: HK VP9, VP9SK, VP9L, VP40 HK45 & HK45 Compact HK P30, HK P30L & HK P30SK P2000 & P2000SKHKP-16227$49.95 -
HK 416, MR556 Roll Pin for Charging Handle - HKP
$7.95HK 416, MR556 Roll Pin for Charging Handle - HKP This is the shorter one that is used on the inside of the charging handle. There are two of these pins used per charging handle.HKP-16536$7.95 -
HK 45/45 Tactical Trigger - Black
H&K Heckler & Koch
$19.95HK45 & HK45 Tactical - Trigger Steel frame over molded with polymer. German manufacture. Compatible With: HK45 HK45 TacticalHKP-02218$19.95 -
HK G36C Forearm w/ Tri Rail Set Included
H&K Heckler & Koch
$199.95HK G36C Tri-Rail ForearmNew HK German Factory G36C Forearm with both left & right side rails, bottom rail, and hand stop included. This new style forearm also comes with the heat shield installed. Forearm is made in Germany. HK G36C SL8 to G36...HKP-00618$199.95 -
HK Mark 23 Operator's Manual
HKP HK Parts
$29.95Operator's Manual - Mark 23 From HK Germany and written in English.HKP-19469$29.95 -
HK MP5SD 9mm Barrel - Threaded 18x1
USA
$149.95HK MP5SD 9mm Barrel - Threaded 18x1 This high-quality barrel, processed with a durable nitride finish, is precision milled to the latest specifications and features 16 flutes in the chamber. Designed to accept both factory HK and RCM suppressors, it is...HKP-20615$149.95 -
HK MR556/416 DMR Extra Long Forearm - Black
H&K Heckler & Koch
$899.95HK MR556, 416 Extended Free Floating Rail System - Black New Heckler & Koch MR556, HK 416 Extended DMR (designated marksman rifle) Forearm With Suppressor Window Cutout. Optimized design to mitigate the heat emissions for long range shooting and to...HKP-17683$899.95 -
HKP (5.56/.223) A5 Flash Hider - Threaded 1/2x28
HKP HK Parts
$59.95HKP (5.56/.223) HK 416C A5 Flash Hider - Threaded 1/2x28 Made from ordnance grade steel, heat treated, and Melonited (Nitride process) for maximum longevity. Machined correctly to reduce tunning fork noise for a more pleasant time at the range. This is...HKP-21342$59.95 -
HKP 30 Round HK VP9/P30 Complete 9mm Magazine Magazine - Translucent
HKP HK Parts
$67.95HKP 30 Round HK VP9/P30 Complete 9mm Magazine Magazine - Translucent New HK German VP9/P30 Magazine body combo; pre-installed along with the HK Parts 30 round mag translucent polycarbonate extension kit fully installed. Each offering is complete, fully...HKP-18242$67.95 -
HKP HK Mark 23 .45 ACP Thread Protector - Threaded 16x1 RH
HKP HK Parts
$19.95HKP HK Mark 23 .45 ACP Thread Protector - Threaded 16x1 RH Specifically designed for all H&K Mark 23/SOCOM barrels threaded 16x1 RH, this essential accessory offers superior protection for your threaded barrel. Featuring a durable nitride...HKP-21267$19.95 -
HKP HK P2000 +10 Magazine Extension Kit – Black
HKP HK Parts
$64.99HKP HK P2000 +10 Magazine Extension Kit – Black HK Parts magazine extension +10 kit adds 10 additional rounds to the HK P2000 magazine with the simple swap of the floor plate & high-reliability mag spring. Includes: +10 extension, extra power...HKP-20811$64.99 -
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 P30SK Rail Mount Compensator for Threaded Barrel - Black
HKP HK Parts
$169.95HKP HK P30SK Rail Mount Compensator for Threaded Barrel - Black This HK P30SK rail mount compensator is the perfect accessory brought to you by HKParts. This compensator has a sleek design that flows with the lines of the firearm for a seamless addition...HKP-20637$169.95 -
Sale
HKP HK SP5 Navy Binary Trigger Group - Engraved - RAL 8K - BLEMISHED
FA Franklin Armory / HKP
Now: $999.95Was: $1,499.95HKP HK SP5 Navy Binary Trigger Group - Engraved - RAL 8K - BLEMISHED PLEASE NOTE: SOLD AS-IS DUE TO THE PICTOGRAM PAINT BEING BLEMISHED - SEE PHOTOS. 3 Position Navy style Engraved Pictograph – HK Binary Trigger Group Our latest and...HKP-21293-BNow: $999.95Was: $1,499.95 -
Sale
HKP HK VP9 Compensator for Threaded Barrel - Bronze
HKP HK Parts
Now: $139.95Was: $179.95HKP HK VP9 Compensator for Threaded Barrel - Bronze This HK Parts VP9 threaded barrel rail mount compensator is the perfect accessory for your firearm. Our compensator has a sleek design that flows with the lines of the firearm for a seamless addition...HKP-20858Now: $139.95Was: $179.95 -
Out Of Stock
HKP HK VP9/VP9SK, VP40 Enhanced Slide Cap - Gold
HKP HK Parts
$29.95Enhanced Slide Plate Cover - Gold - VP9, VP9 Tactical, VP9SK & VP40 Enhanced HK VP9, VP40 Alloy Slide Plate. This enhanced model cover has no firing pin viewing window and is machined to cover as MUCH surface area as possible to seal the firearm from...HKP-18723$29.95 -
HKP HK45C Comp Weight™Compensator RH Holster - Black
HKP HK Parts
$89.95Holster for Comp Weight™ - RH - HK45C The HK45C series Comp Weight™ Compensator holster is an outside the waistband that allows you to use the holster with the HK Parts Comp Weight™ installed. For a right-hand shooter. Each holster is...HKP-18992$89.95 -
HKP Mil-Spec Buffer Tube Kit
HKP HK Parts
$42.95Mil-Spec Buffer Tube Kit Compatible With: HK MR556 & 416 AR-15 style platforms Includes: Made with T7 7075 aircraft-grade aluminum Made in the USA with a polished inside tube Mil-Spec triple hard coat Teflon anodized finish Each unit comes with a...HKP-02735$42.95 -
Out Of Stock
HKP MP5 40/10 Trigger Group 2 Position Housing (0,1) - Safe/Semi Only - Clipped & Pinned
HKP HK Parts
$529.95MP5 40/10 Trigger Group 2 Position Housing 0,1- Safe, Semi Only Finally a lower cost alternative to the spendy & rare all-German HK FBI or 0,1 ambidextrous trigger group in a 2 position factory German HK housing. Each trigger group features a...HKP-17248$529.95 -
HKP MP5, HK94 Cocking Tube - For Lefties
HKP HK Parts
$119.95HKP MP5, HK94 Cocking Tube - For Lefties This is the one and only left handed cocking tube for the MP5/HK94 ever made and it happens to be a US manufactured part. Features include enlarged charging handle clamping pin access hole as found on the latest...HKP-17380$119.95 -
HKP MP5F & MP5 40,10 Cocking Tube, Handle, Support Combo
HKP HK Parts
$249.95HKP MP5F & MP5 40,10 Cocking Tube, Handle, Support Combo HK MP5 40/10 or MP5 F factory correct USA made cocking tube and cocking tube support assembly complete. This is a factory correct MP5F/MP5 40/10 Cocking tube assembly complete. This assembly...HKP-18152$249.95 -
HKP MP5K 40/10 Receiver Flat
HKP HK Parts
$199.95MP5K-40, MP5K-10 Receiver Flat - USA Receiver Flat for use with a MP5K-40 or MP5K-10mm build. Please note: This is for the flat as picture no weldments are included. ***This US made receiver flat counts as one required 922r compliant part***HKP-18033$199.95 -
HKP Single Point Sling - ACU Digital Camo
HKP HK Parts
$29.95HKP Single Point Sling - ACU Digital Camo HK single-point bungee sling for use on all HK & other firearm applications. This super high-quality sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point...HKP-15041$29.95 -
HKP V51 Fixed Stock - USA
HKP HK Parts
$349.95HKP V51 Fixed Stock - USA Finally after years of unobtainable replacement stocks for your Vector V51 firearm we now have available a new PTR A2 stock section with our V51 backplate. We take a like new back plate and convert it into a V51 style backplate...HKP-21269$349.95 -
Sale
JMAC HK G36/HK33 Muzzle Device - Threaded 15x1
JMAC Customs
Now: $77.95Was: $99.95JMAC HK G36/HK33 (5.56/.223) Muzzle Device - Threaded 15x1 The RRD-360 Muzzle Device from JMAC Customs is unlike others on the market today. This device vents gasses 360 degrees away from your muzzle requiring less effort from the shooter to...HKP-21258Now: $77.95Was: $99.95 -
JMAC Universal Picatinny 9" Stock with 1913 Folding Mech - Black
JMAC Customs
$309.90JMAC Universal Picatinny 9" Stock with 1913 Folding Mech - Black Feautures: NEW Integrated Rubber Buttpad!! 2x Integrated QD Sling Socket 9" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding...HKP-21242-BL$309.90 -
Laserguard HK VP9/VP9SK, HK VP40 LG-499 - Green
Laserguard
$309.95LG-499 LASERGUARD VP9, VP9SK, VP40 - Green The LG-499G Laserguard® is a powerful green laser sight designed for the Heckler & Koch® (HK®) VP series of pistols including: VP9, VP9SK and VP40. Featuring a 5mWpeak, 515-532nm, Class 3R green...HKP-18567$309.95 -
Magpul HK MP5K - MOE PR Stock
Magpul
$195.89Magpul Industries - MOE PR MP5K Stock New MOE PR MP5K stock fully assembled with our own MP5K AR stock/brace adapter. MOE PR stock blends the simplicity of the legacy MOE Carbine Stock with design lines reminiscent of the PRS Lite now coupled with our...HKP-21197$195.89 -
Sale
Match Weight HK USP Elite 9/.40 With Picatinny Rail
Match Weight
Now: $136.95Was: $209.95Match Weight HK USP Elite 9/.40 With Picatinny Rail Take your HK USP ELITE 9mm / .40 Heckler & Koch match weight to the next level with our steel compensator offered in (2) styles, with and without picatinny rail. The 2 piece compensator attaches...HKP-20080Now: $136.95Was: $209.95 -
Meprolight HK VP9, HK45, P30 FT Bullseye Sight - Green
Meprolight
$129.95Meprolight HK VP9, HK45, P30 FT Bullseye Sight - Green The Mepro FT Bullseye Front Sight is the next evolution of the FT family. Born from the engineering masterpiece, the Mepro FT Bullseye Rear Sight, the world's smallest and brightest reflex-style...HKP-19870$129.95 -
Outer Impact HK Standard Kit Pyramid Sight System
Outer Impact
$79.95The Heckler and Koch Pyramid Sight System The Heckler and Koch Pyramid Sights system by Outer Impact is our initial design for lightning fast acquisition. The Pyramid Sight system offers four configurations (starter, standard, firefly, and...HKP-19963$79.95