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 91/G3 (7.62x51/.308) Cocking Handle - Extended
HKP HK Parts
$64.95HK 91, G3, PTR & CETME, C 308 Cocking Handle - Extended Add the look, feel, and enhanced pulling advantage of the extended cocking handle to your HK91, G3, PTR & C308 firearm. This upgrade will provide more than 2X the surface area and charging...HKP-00199$64.95 -
H&K No Compromise Decal
H&K Heckler & Koch
$1.95H&K No Compromise Decal Show your support for the HK 416 weapon System. HK shows no compromise as the worlds finest firearms manufacture the world over! Specifications: Size: 4 in. Circle WeatherproofHKP-17157$1.95 -
On Sale
Gen 5 Glock 17 - 17 Round 9mm Magazine
Glock
Now: $19.95Was: $30.95Glock 17 Magazine | 9mm, 17-Round - Orange Follower Features: Capacity: 17 rounds Caliber: 9mm Construction: Polymer with hardened steel insert Manufacturer: Factory OEM Glock Part Number: MF17017 Compatible With: Glock 17, 34 Will fit the Glock 19,...HKP-19525Now: $19.95Was: $30.95 -
H&K HK VP9, HK VP9L Optics Plate #2 RMR - Black
H&K Heckler & Koch
$48.95Optics Plate #2 RMR - HK VP9, VP9L New HK German optics plate. The factory OEM steel plate. Compatible With: Trijicon RMR and Holosun HK VP9 OR, VP9 Tactical OR HK VP9L OR HK VP9 Match OR VP9SK OR **Plate only works with VP9 pistols with factory...HKP-19253$48.95 -
H&K 93/53/91/G3 Cocking Handle Spring
H&K Heckler & Koch
$5.74New Style Cocking Handle Lever Spring - German This is the latest HK German spring design with the factory HK anti-corrosion plating applied. The factory HK springs last longer and is more tolerant to corrosion. A perfect upgrade for your older...HKP-00348$5.74 -
HKP Vertical Grip - Picatinny Mount - Long
HKP HK Parts
$24.95HKP Vertical Grip - Picatinny Mount - Long This rock-solid grip is a must-have for anyone who uses a vertical grip. This is the only vertical grip that offers a built-in aluminum locking block for ease of attachment security. Features: Attaches in...HKP-15296$24.95 -
H&K HK 13 Round USPC/P2000 9mm Magazine
H&K Heckler & Koch
$49.00H&K HK 13 Round USPC/P2000 9mm Magazine Each magazine is a current HK German manufacturer. Brand new and factory fresh. Compatible With: HK USP Compact 9mm HK P2000 9mm Fits the P2000SK will stick out below the mag well when installedHKP-00312-M$49.00 -
Grayguns HK P30/P30L/P30SK Straight Trigger
Grayguns
$95.00Grayguns HK P30/P30L/P30SK Straight Trigger Designed by Keith Hosey, Grayguns' director of gunsmithing, the HK P30 Straight Trigger is a first-of-its-kind in the market. Fits all P30 variants. Reduces over-travel while featuring a 90-degree optimal...HKP-19748$95.00 -
Gear Head Works Tailhook Mod 1C - Black
Gear Head Works
$164.95Gear Head Works Tailhook Mod 1C - Black The Patented Tailhook MOD 1C is 30% lighter and 30% more compact than or standard Mod 1. With a profile similar to the SCW Tailhook it truly is the most compact pistol brace on the market today. At less than an...HKP-19655$164.95 -
AC-Unity 40 Round HK MP5 9mm Magazine - Black
AC-Unity Magazines and Parts
$24.95AC-Unity 40 Round HK MP5 9mm Magazine - Black ADD QUANTITIES TO CART TO SEE BULK PRICING DISCOUNTS The AC-Unity 30 round MP5 magazine is a lightweight, impact resistant and reliable magazine for all 9mm HK MP5, SP5, MP5K, SP5K and clones. Constructed...HKP-20156$24.95 -
H&K 30 Round HK MR556/416 5.56/.223 Maritime Magazine - Black
H&K Heckler & Koch
$59.00HK 416, MR556 30 Round Maritime Magazine - German HK The HK 416 and MR556 magazines will also fit all AR15/M16 variants. Designed to provide optimum ammunition feeding for any M16/M4/AR15-type weapon. Originally developed by HK for the British L85 (SA80)...HKP-00487$59.00 -
H&K HK Barrel O-Ring .45 ACP Caliber Pistols - Black
H&K Heckler & Koch
$4.95H&K HK Barrel O-Ring .45 ACP Caliber Pistols - Black A great spare and a much-needed part for your HK barrel. This factory part is a high-wear item, as the O-ring provides the seal between the slide and the barrel, which provides a secure lockup with...HKP-00296$4.95 -
H&K MP5, HK94 Cocking Tube Support Handle Pin
H&K Heckler & Koch
$1.95HK German MP5, 94 Cocking Tube Support Handle Pin This spring pin holds the cocking handle in place on the cocking tube support. This is also the same part for the front sight roll pin for the triple frame (front sight tower). Compatible With: HK MP5...HKP-00656$1.95 -
HKP MP5 & MP5K 9mm Magazine Floor Plate
HKP HK Parts
$9.95HK MP5 & MP5K 9mm Magazine Floor Plate - US New US manufactured MP5, MP5K 9mm magazine floor plate. Made in the USA, fully heat treated and built to factory specification. A great replacement for 922r compliance as it counts as 1 US made compliant...HKP-17507$9.95 -
Magpul HK MP5, HK SP5, HK AP5 SL Hand Guard - Black
Magpul
$49.95 - $59.95Magpul HK MP5, HK SP5, HK AP5 SL Hand Guard The Magpul SL Hand Guard for the HK MP5 is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics and anti-slip texturing. It also includes M-LOK®...HKP-19309-M$49.95 - $59.95 -
SB Tactical MP5K/SP89/SP5K 9mm Side Folding Brace - Polymer
SB Tactical
$119.99HK MP5K, SP89, SP5K & Clone - Side Folding Pistol Stabilizing Brace MP5K, SP5K, Zenith Z5P, Z-5K Folding Stabilizing Brace System. This is current production with a polymer brace adapter. ***Please note some clones will need some slight fitting...HKP-21358$119.99 -
H&K 90 Series Pinned Hammer
H&K Heckler & Koch
$29.95Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. With the proper hole on the hammer to pin the strut in place. This hammer is the hammer that is most commonly...HKP-18305$29.95 -
H&K Locking Roller Pin For Bolt Heads
H&K Heckler & Koch
$6.95H&K Locking Roller Pin For Bolt Heads HK roller retainer pin or clamping sleeve (holds roller retainer plate in place). Each retainer pin works with all roller retainer plates & springs. All 3 types including oval-shaped roller retainer...HKP-00066$6.95 -
HKP HK USP Pistol Light, Laser Adapter
HKP HK Parts
$28.95HKP HK USP Pistol Light, Laser Adapter This is the flashlight adapter needed for all HK USP Full Size Pistols to attach an aftermarket light or laser to the bottom rail of the firearm since HK USP's use a proprietary rail system. Made from hard coat...HKP-00960$28.95 -
H&K Velcro Patch
H&K Heckler & Koch
$4.95Factory HK Black & Red Patch With Full Velcro Back Wear your pride in HK with this HK logo patch. Embroidered HK patch with a full velcro backing for fitment on range bags, hats, clothing, etc. Specifications: 3.5" L x 2.5" HHKP-17322$4.95 -
Magpul Industries ESK for SL Grip Modules & HK Polymer Trigger Housings
Magpul
$47.95Magpul Industries HK MP5/SP5 Enhanced Selector Set The Magpul ESK (Enhanced Selector Kit) offers a versatile range of selector levers specifically designed for the Magpul SL Grip Module and HK Polymer Trigger Housings. The ESK delivers a modular,...HKP-19308$47.95 -
Holex Feeler Gauge Set - 20 Piece - German
HKP HK Parts
$14.95Holex Feeler Gauge Set - 20 Piece - German The perfect companion tool for all HK roller lock firearm owners. Each tool includes 20 feeler gauges from .05mm-1.0mm in .05 increments. To help users and shooters maintain the factory recommended bolt gap...HKP-17212$14.95 -
Lazy Wolf HK Reduced Power Hammer Spring - 11 lb.
Lazy Wolf
$9.95Lazy Wolf HK Reduced Power Hammer Spring - 11 lb. An exciting new offering as a joint collaboration from the widely renowned pistol smith Lazy Wolf Guns & HK Parts! This custom spring was designed exclusively by master trigger smith Rick Holm at LWG...HKP-18147$9.95 -
HKP MP5SD Rubber Handguard
HKP HK Parts
$169.95HK MP5SD Rubber Handguard Made in the USAFits: MP5SD 9mm, MP5SD .40, MP5SD 10mm Counts as 1 US made 922r compliant part. These are only compatible with the HK Parts shroud. If you have a German Shroud you will want to get the German Handguard. HKP-00136HKP-17400$169.95 -
H&K HK P9/P9S Recoil Buffer
HKP HK Parts
$19.95HK P9S Recoil Buffer Fits All 9mm & 45 P9 & P9S Models This is a must-have replacement item as the buffer will degrade and fall apart with use and age. Replacing the P9 buffer is the most common wear and replacement part on the P9 series of...HKP-01449$19.95 -
H&K MP5/K Bolt Group Backup Kit - Action 3
H&K Heckler & Koch
$22.95H&K MP5 Bolt Group Backup Kit - Action 3 This kit includes the highest wear and replace items on the MP5 action 3 bolt group, as well as the easy to lose pin. Includes: Factory German MP5 9mm Extractor Spring Factory German Action 3 Roller Retainer...HKP-16993$22.95 -
B&T HK MP5K, HK SP89, HK SP5K Folding Stock - Black
B&T Brugger & Thomet
$274.95B&T HK MP5K, HK SP89, HK SP5K Folding Stock - Black These are hard to find and the real deal. 100% Swiss Made. Compatible with all HK MP5K's, SP89's, SP5K's, or clones (NFA rules apply). This is a military-grade stock. B&T is an HK-OEM...HKP-00172$274.95 -
H&K HK 45/45C/USP/P30 New Style Light Firing Pin Block Spring
H&K Heckler & Koch
$7.74H&K HK 45/45C/USP/P30 New Style Light Firing Pin Block Spring This part is commonly used with the light trigger return spring (shown below) for a light trigger pull conversion. This spring is one of the springs used to convert P2000,...HKP-01955$7.74 -
KCI 20 Round HK MP5, HK MP5K 9mm Magazine - Black
KCI
$40.9920 Round Magazine - KCI USA - Gen 2 - H&K MP5, MP5K Made in South Korea and imported by KCI USA. Curved for more reliable feeding, these 20-rounds MP5 magazines have been endurance tested by KCI and carry a Limited Lifetime Warranty. A perfect low...HKP-19418$40.99 -
HKP HK 416 .22 Picatinny Pistol Brace Adapter/Stock Adapter
HKP HK Parts
$62.95HKP HK 416 .22 Picatinny Pistol Brace Adapter/Stock Adapter CNC billet machined in the USA from one piece of aircraft grade aluminum. Each adapter was fitted for optimal use on the HK 416 .22 Pistol models with a seamless fit. Each unit has a left and...HKP-19742$62.95 -
Out Of StockOn Sale
HKP 30 Round HK VP9/P30 Complete 9mm Magazine - Black
HKP HK Parts
Now: $39.95Was: $67.95HKP 30 Round HK VP9/P30 Complete 9mm Magazine - Black New HK German VP9/P30 Magazine body combo; pre-installed along with the HK Parts 30 round mag extension kit fully installed. Each offering is a complete, fully assembled, ready for the range 30 round...HKP-17172Now: $39.95Was: $67.95 -
PTR Semi Auto Spacer With Elbow Spring - Match Grade
PTR
$11.95PTR Semi Auto Spacer With Elbow Spring - Match Grade For use on all HK semi-auto trigger packs. It's a must-have for those converting a full auto trigger pack to semi-auto. This unit provides a "match" grade feel to your trigger pull.HKP-00838$11.95 -
H&K Oversized Barrel Retaining Pin - 5.25mm
H&K Heckler & Koch
$9.95H&K Oversized Barrel Retaining Pin - 5.25mm This is the barrel pin used for installing a new or replacement barrel. HK suggests using a new factory barrel pin when installing or reinstalling an HK barrel in the trunnion. Each pin is slightly...HKP-16954$9.95 -
H&K MP5, SP5 - A2 Fixed Stock
H&K Heckler & Koch
$199.95HK German MP5, SP5 & HK94 - A2 Fixed Buttstock Compatible With: HK MP5, 94, HK SP5 MP5SD MP5 F MP5 40/10 (buffered stock would be optimal) Zenith Z5-RS, Omega MP5, DT54, TPM MP5, etc. Clones and other custom builds Please Note: ALL NFA...HKP-00169$199.95 -
HKP HK MP5/91/G3/93/33/53 Picatinny Rail Mount For Front Sight Tower
HKP HK Parts
$39.95FRONT SIGHT TOWER RAIL MOUNT- Lights & Lasers HK Picatinny rail mount that replaces the forearm (small) push pin and mounts to the side of the front sight tower and allows you to add sling swivels, lasers, lights & accessories. This add on is...HKP-16672$39.95 -
HKP HK VP9/VP9L Optics Plate #8 - Holosun 407K/507K/EPS Carry Optic Mount
HKP HK Parts
$49.95HK VP9 Series Optics Plate #8 - Holosun 407K/507K/EPS Carry - 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...HKP-20016$49.95 -
H&K MP5 9mm SEF Full Auto Trigger Pack Complete
H&K Heckler & Koch
$349.95HK MP5 - 9mm SEF Full Auto Trigger Pack Complete - German Each factory full auto trigger pack includes a new 9mm 3rd generation German ejector lever installed. We do NOT use Pakistani, MKE, or US-made ejector levers in our trigger packs. Each used...HKP-00981$349.95 -
KCI 20 Round HK91/G3/PTR 7.62x51mm/308 Magazine - Black
KCI
$12.95HK 91, G3, PTR .308 20 Round All Steel Magazine - KCI Designed to fit your G3, HK91, & PTR style firearms chambered in .308 and 7.62x51. This standard capacity 20-round magazine provides reliable and smooth feeding. Constructed of steel with a grey...HKP-19970$12.95 -
HKP MP5, HK94 Case Deflector Rivet
HKP HK Parts
$1.95HKP MP5, HK94 Case Deflector Rivet Each case deflector will require 2 rivets to attach the case deflector to the receiver or flat. If you want the factory look and feel of doing it right these rivets are a must. These are a factory correct rivet that...HKP-18008$1.95 -
Out Of Stock
H&K 30 Round HK MP7 4.6x30mm Magazine - Black
H&K Heckler & Koch
$0.00MP7 30 Round Magazine New factory German HK 30-round magazine for the 4.6x30mm HK MP7A1 & MP7A2 weapon system. This is a popular spare magazine option as it is not too large and not too small of capacity.HKP-02455$0.00