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 VP9/P30/USPC/P2000 9mm Magazine Follower - Red
HKP HK Parts
$22.46HKP HK VP9/P30/USPC/P2000 Magazine Follower - Red A great replacement item for the stock follower. Made from aircraft-grade hard coat anodized aluminum CNC machined from a solid billet. Compatible With: HK VP9/VP9SK/VP40 9mm & .40 HK...HKP-19609$22.46 -
On Sale
HKP SIG P320 M17 Compensator - BLEMISHED
HKP HK Parts
Now: $134.95Was: $179.95HKP SIG P320 M17 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. Our P320 M17 compensator reduces recoil and muzzle flip. Each unit is...HKP-21091-BNow: $134.95Was: $179.95 -
Magpul/HKP HK SP5K ACR Stock
Magpul
$579.95HK SP5K ACR Stock Our aircraft-grade aluminum SP5K ACR adapter is now offered in this combo stock unit. Pre-installed and ready to drop in. With this SP5K ACR combo stock you will add the capability of an adjustable cheek rest and length of pull...HKP-20826-M$579.95 -
On Sale
SB Tactical Pistol Stabilizing Brace w/Hex Buffer Tube, Universal
SB Tactical
Now: $69.95Was: $109.95SB Tactical Pistol Stabilizing Brace w/Hex Buffer Tube, Universal The SB-MINI Kit provides the ultimate minimalist solution for buffer tube compatible Pistol Stabilizing Braces. The Kit includes the Phase5 Hex-2 tube machined specifically to...HKP-20478Now: $69.95Was: $109.95 -
B&T HK MP5 9mm Barrel - Threaded 1/2x28 - 3-Lug
B&T Brugger & Thomet
$378.95B&T HK MP5 9mm Barrel - Threaded 1/2x28 - 3-Lug New from B&T Switzerland, these MP5 barrels are cold hammer forged, fluted, and nitrided to exact HK specifications. B&T's close relationship with H&K and extensive history of...HKP-17955$378.95 -
H&K / HKP 25 Round HK VP9 Magazine – Black
H&K / HK Parts
$83.95H&K / HKP 25 Round HK VP9 Magazine – Black Anodized Drop-in magazine ready to go! HK Parts takes an existing 15 round magazine and a +10 magazine extension to assemble them into a working 25 round magazine. Compatible With: HK VP9, VP9...HKP-20897$83.95 -
H&K 25 Round HK UMP .45 Magazine Housing - Black
H&K Heckler & Koch
$69.95New HK UMP .45 - 25 Round Magazine Body Only New HK German 25 round factory magazine body. A great spare part in the event that your mag body is damaged or cracked.HKP-20653$69.95 -
Out Of Stock
H&K 30 Round HK MP5, MP5K LEO Marked 9mm Magazine - Used
H&K Heckler & Koch
$0.00HK German MP5 30 Round Magazine Laser Etched LEO MarkingsUsed In good shape. H&K German MP5 9mm 30 round magazine. All Mp5 mags are police department trade in mags with the laser etched LEO / Restricted markings. Great for that official...HKP-20517$0.00 -
H&K HK VP9 Match OR Slide Conversion
H&K Heckler & Koch
$549.00Slide Conversion VP9 Match OR - Complete Elevated Sights The VP9 match optics-ready kit quickly and easily converts a standard VP9 or VP9-B to a competition-ready match optics-ready model. No additional parts or tools are needed for assembly. Just swap...HKP-21096$549.00 -
H&K MP5 40/10 Magazine Clamp
H&K Heckler & Koch
$129.95New HK German MP5 40/10/.357 Magazine Clamp Fits all MP5 40/10 Magazines. Holds two magazines together for immediate access.HKP-00431$129.95 -
H&K MP5, MP5K & SP5K Cocking Support Detent
H&K Heckler & Koch
$9.95Cocking Tube Support Detent For The MP5, 94, MP5K, SP89, & SP5KHKP-01103$9.95 -
H&K Trigger Spring For Burst Trigger Packs
H&K Heckler & Koch
$8.95Burst Pack Trigger Spring - HK German New HK German trigger return spring used on all HK 90 series burst trigger packs. MP5, HK53, G3 burst, 2 or 3 round burst trigger packs.HKP-01450$8.95 -
HK VP9/VP9SK, HK VP40 Clamping Pin For Insert
H&K Heckler & Koch
$5.95Dowel Pin Or Clamping Pin This is the pin that goes through the trigger housing in the frame. Compatible With: HK VP9 HK VP9SK HK VP40HKP-17226$5.95 -
HKP MP5K SEF 5-Position Telscoping Stock - PDWC
HKP HK Parts
$499.95HKP MP5K 9mm 5 Position Telscoping Stock - PDWC The stock rails collapse along the top ridge of the grip frame for the lowest profile stock ever produced for the MP5 family of firearms. Made in the USA. Includes: 5-position stainless steel nitrided...HKP-17825$499.95 -
HKP Tactical Rail - 3 Inch - HK91/93
HKP HK Parts
$14.95HKP Tactical Rail - 3 Inch The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards. Up to three rails can be used on each forearm. Compatible...HKP-00894$14.95 -
Out Of Stock
Beta C-Mag 100 Round MP5/MP5K/SP5/SP5K 9mm Drum Magazine
Beta C-Mag
$0.00100 Round Beta C-Mag For HK MP5, MP5K 9mm Weapon System This part is the top-of-the-line package from the Beta Company and the only 100-round drums available for the MP5, HK94, or clones. Each combo unit includes the clear backed (to enable you to...HKP-00088$0.00 -
H&K 91/G3 (7.62x51/.308) Magazine Clamp
H&K Heckler & Koch
$149.95New HK German Magazine Clamp for all HK .308 Magazines New German HK G3 & HK 91 Magazine Clamp fits all HK G3 & HK 91 & PTR 91 steel or aluminum magazines. Clamps HK magazines together for tactical environments. Please Note: This part is no...HKP-00219$149.95 -
H&K 91/G3 (7.62x51/.308) Rear Sight Drum
H&K Heckler & Koch
$9.95HK German Rear Sight Drum .308/7.62 - New Compatible With: HK G3, 91, PTR91, PTR32 HK .308/7.62 models or clones Other HK 308 clones & variantsHKP-01660$9.95 -
H&K Central Buttstock Section - Black - Used
H&K Heckler & Koch
$43.95H&K Central Buttstock Section - Black - Used This central section is 8 7/8" long overall. Has a buffer hole opening of .80 inches in diameter and will fit all standard buffers. This is a used German military stock section. Compatible With: G3, 91,...HKP-16210$43.95 -
H&K German MP5K 4 Position (0,1,3,F) Burst Trigger Group
H&K Heckler & Koch
$3,299.95HK German MP5K 4 Position (0,1,3,F) Burst Trigger Group New HK German factory fresh 9mm MP5K 4 position burst trigger group. Each unit comes just as it comes from the factory in Germany and is complete with trigger pack, left and right selector lever...HKP-00403$3,299.95 -
Out Of Stock
H&K HK 416 Battle Grip With Tools - RAL 8K
H&K Heckler & Koch
$159.95H&K 416/417 & MR556/762 Battle Grip With Tools - RAL 8000 HK German battle grip with HK tools stowed in the grip's storage compartment. Finish your HK build with our favorite grip or upgrade your AR-15 platform. Compatible With: HK...HKP-21462$159.95 -
H&K HK USP 9mm/40 S&W Recoil Spring
H&K Heckler & Koch
$9.95HK USP 9mm/40 S&W Recoil Spring It is the factory 12-12.5 lb. recoil spring. Fits the 9mm or .40 USP pistols and can also be used as a reduced-weight spring for the HK USP .45 pistol. A great replacement item that should be...HKP-02067$9.95 -
H&K MP5/SP5 9mm SEF Semi-Auto Trigger Housing - Universal
H&K Heckler & Koch
$199.95H&K MP5/SP5 9mm SEF Semi-Auto Trigger Housing - Universal The ultimate solution for MP5 and SP5 style receivers, this universal trigger housing simplifies swapping between receivers. German HK-manufactured, it allows you to easily transfer your...HKP-20326$199.95 -
HK .308 Rifles Clubfoot Stock with Enhanced Heavy Buffer
Michaels Machines
$429.95US G3, 91, PTR-91 Or Clone Club Foot Stock U.S clubfoot stock comes fully assembled and ready to drop onto your HK G3, 91, PTR or other HK style firearm. Enhanced heavy buffer installed for optimum performance. The enhanced heavy buffer has been...HKP-20068$429.95 -
Out Of Stock
HKP 2 Point Leather Sling - OD Green
HKP HK Parts
$49.95HKP 2 Point Leather Sling - OD Green These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German artisan. Made in the USA from quality leather and...HKP-20164$49.95 -
HKP HK Mark 23 .45 ACP Vented Micro Comp - Threaded 16x1 RH
HKP HK Parts
$29.95HKP/H&K Mark 23 .45 ACP Vented Micro Comp - Threaded 16x1 RH The HK Parts Micro Comp & Thread Protector is a lightweight, dual-purpose accessory that functions as both a compensator and thread protector. Designed for easy attachment to any...HKP-21329$29.95 -
Out Of Stock
HKP HK MP5 9mm Receiver Flat
HKP HK Parts
$189.95HKP HK MP5 9mm Receiver Flat New MP5 receiver flat made by the original German tool and die maker of the LSC receiver flat utilizing factory original German prints and specifications. The creator of our receiver flat has been regarded as the premier flat...HKP-20921$189.95 -
HKP HK VP9/VP9SK, VP40 Enhanced Slide Cap - Blue
HKP HK Parts
$29.95Enhanced Slide Plate Cover - Blue - 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-18721$29.95 -
HKP Mens Short Sleeve Bundesadler Shirt - Black/White
HKP HK Parts
$19.95HKP Mens Short Sleeve Bundesadler Shirt - Black/White 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! 100% Cotton High fidelity DTG...HKP-21424-M$19.95 -
HKP Rifle Rubber Buttpad For Wooden Stocks - Enhanced
HKP HK Parts
$29.95Butt Pad For Wooden Stocks - Enhanced Rubberized Buttpad The enhanced rubberized butt pad is a direct replacement to a standard fixed stock butt pad that can be replaced and upgraded in seconds. This buttpad provides a softer rubberized surface for...HKP-17667$29.95 -
HKP SEF Skeletonized Franklin Armory Binary Aluminum Selectors
HKP HK Parts
$69.95HK Selector Lever Set for BFSIII HK Binary Trigger Pack - SEF Grip Frames - Aluminum Skeletonized Our new selector lever set was modeled after the HK style selector lever for the Franklin Armory trigger packs. With our new skeletonized selector...HKP-20526$69.95 -
Out Of Stock
RCM HK P30 9mm Barrel - Threaded 1/2x28 RH
RCM
$225.00RCM HK P30 9mm Barrel - Threaded 1/2x28 RH Each barrel is finely and painstakingly made from ordnance grade steel, heat treated and finished inside and out in the ultra- desirable nitride finish. This is the finest threaded replacement barrel available...HKP-20824$225.00 -
H&K 45 .45 ACP Tactical Barrel - Threaded 16x1 LH
HKP HK Parts
$339.95H&K 45 .45 ACP Tactical Barrel - Threaded 16x1 LH New HK45 German factory cold hammer forged threaded barrel for use with flash hiders or sound suppressors. This is a drop-in barrel for any of the HK45 full-size pistols. No gunsmith is required as...HKP-01207$339.95 -
H&K 91/G3 (7.62x51/.308) Complete F/A Bolt Group - Used
H&K Heckler & Koch
$349.95HK Factory German G3, 91, PTR F/A Bolt Group - Complete Used Everything you need as a spare or a direct replacement of your existing bolt group. This bolt group is a direct replacement of all HK G3, HK91, SAR3/8, PTR-91, C91, Clones, Etc. Bolt...HKP-00356$349.95 -
On Sale
H&K HK MP5/SP5 Barrel Assembly - Refinished
H&K Heckler & Koch
Now: $149.95Was: $399.95H&K HK MP5/SP5 Barrel Assembly - Refinished / Like New German H&K like new refurbished cold hammer forged barrel for MP5/SP5/HK94. Features a tri-lug for suppressor attachment. The most ideal barrel for future builds or re-barreling your current...HKP-21435Now: $149.95Was: $399.95 -
H&K HK MR556/MR762/HK416 A5 Rail Cover Set - RAL 8K
H&K Heckler & Koch
$69.95H&K HK MR556/MR762/HK416 A5 Rail Cover Set - RAL 8K Brand new Heckler & Koch HK 416 A5 Style Picatinny rail covers made of high impact HK polymer. Each rail is equipped with a quick release tab & marked with the HK logo. Compatible With: HK...HKP-17705$69.95 -
H&K MP5 & MP5K Railed Scope Mount - MLI - RAL 8000
H&K Heckler & Koch
$279.99HK German Low Profile Mount For HK MP5, MP5K- MLI - RAL 8000 HK MP5, MP5K low profile picatinny scope mount. Manufactured in house at HK Germany as part of the "Mid-Life Improvement" upgrade for the MP5 family of firearms. The first Picatinny style low...HKP-17661$279.99 -
HKP 90 Series F1 Flat Trigger
HKP HK Parts
$49.95HKP 90 Series F1 Flat Trigger With the utmost attention to detail in the design and manufacture of the HK Parts F1 flat 90 series trigger. Each F1 flat trigger will fit all 0,1 & SEF & Navy style trigger packs. Each trigger counts as one US...HKP-21537$49.95 -
On Sale
HKP HK VP9 Gen 2 V.2 Rail Mount Compensator
HKP HK Parts
Now: $99.95Was: $149.95HKP HK VP9 Gen 2 V.2 Rail Mount Compensator Specifications: Length: 4 1/4 inches Height: 2 1/2 inches Weight: 5 oz Torque: 3nM / 26 inch-lbs Please Note: This does not work with the VP9 match / VP9L. This should not be used with...HKP-21141-MNow: $99.95Was: $149.95 -
On Sale
HKP VP9/VP9L Optic Ready Slide Filler Plate
HKP HK Parts
Now: $23.96Was: $29.95HK VP9 & VP9L Optic Ready Slide Filler Plate - Aluminum Each plate is CNC machined from a solid billet of aircraft-grade aluminum and anodized black. Ultra lightweight and contoured to match the profile and styling of the HK VP series slide. Made in...HKP-21077-MNow: $23.96Was: $29.95