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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Sale
HKP HK USP 9/40 Compensator for Threaded Barrel - BLEMISHED
HKP HK Parts
Now: $99.95Was: $199.95HK USP 9/40 Compensator for Threaded Barrel - 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 USP 9/40 compensator will add a sleek and...HKP-20866-BNow: $99.95Was: $199.95 -
HKP HK VP9 Optics Plate #11 - Sig Romeo Zero Optic Mount
HKP HK Parts
$49.95HK VP9 Series Optics Ready #11 - Sig Romeo Zero - Optic Mount - Steel The finest all steel mounting solution for your HK VP9 Series Opitc Ready model. New solid billet machined steel optics plate. Each plate is CNC machined from a solid billet of...HKP-20029$49.95 -
HKP HK45 Railok™ Compensator - Black
HKP HK Parts
$189.95HK Parts Railok™ Mounting System Compensator: H&K HK45 The HK Parts Railok™ mounting system compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil,...HKP-21113$189.95 -
HKP MP5K/SP89 9mm Handguard - M-LOK
HKP HK Parts
$89.95HKP MP5K/SP89 9mm Handguard - M-LOK The M-LOK tactical handguard installs on your firearm with minimal effort, no fitting required. Designed from the ground up by roller-lock enthusiasts. Features: Made in the USA (922r compliant) Accepts ALL...HKP-17264$89.95 -
HKP Pistol Rug Case - Bundesadler - FDE
HKP HK Parts
$19.95HKP Pistol Rug - Bundesadler - FDE Keep your handgun safe with the HK Parts pistol rug featuring the iconic German Bundesadler crest. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13" closed...HKP-21016$19.95 -
HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only
HKP HK Parts
$19.95HKP SEF Short Axle Selector Lever For Metal Trigger Housings Only HK German steel SEF selector lever. Please note that the polymer (plastic) style SEF housing uses the longer axle SEF selector lever not this product offering. Brand new factory...HKP-17910$19.95 -
Out Of Stock
Kaw Valley Precision 9mm Thread Adapter - Converts 13.5x1 LH To 1/2x28
Kaw Valley Precision
$29.95Kaw Valley Precision 9mm Thread Adapter - Converts 13.5x1 LH To 1/2x28 Converts barrel thread pitches to match desired muzzle device thread pitches. For example, this adapter converts a 13.5x1 LH barrel thread to a 1/2x28 thread, allowing for the...HKP-19991$29.95 -
Lazy Wolf VP F3 Full Flat Face Series Trigger - Blue
Lazy Wolf
$134.95Lazy Wolf VP F3 Full Flat Face Series Trigger - Blue In a collaboration with Lazy Wolf Guns, HK Parts is offering the best aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the greatest trigger ever developed...HKP-19601$134.95 -
RCM HK USPC .40 S&W to .357 SIG Caliber Conversion Barrel - Non-Threaded
RCM
$239.95RCM HK USPC .40 S&W to .357 SIG Caliber Conversion Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest replacement barrel for the HK USPC ...HKP-17747$239.95 -
Sale
Soviet Civil Guard Gas Mask Kit - Military Black
Now: $13.95Was: $19.95Soviet civil guard gas mask kit military black Small - Medium New Soviet civil guard gas mask kit in the military black fits small - medium. Gas masks was stored by the Soviets for the event of nuclear, biological or chemical attacks and were to be...HKP-21355Now: $13.95Was: $19.95 -
GG&G HK USPC Pistol Flashlight Adapter
GG&G
$69.95GG&G HK USPC Pistol Flashlight Adapter With a large number of flashlights and lasers that fit on a Picatinny or MIL-STD-1913 rail, GG&G has designed and manufactured an HK USP compact flashlight mounting rail adapter meeting the Picatinny Rail...HKP-01106$69.95 -
H&K German Leather Sling - Used-Very Good
H&K Heckler & Koch
$59.95Original Surplus German HK Leather 2 point sling - Used- Very Good Comes with HK sling hook. Pulled from German military G3 rifles. Complete and in good shape overall. Made with leather straps and steel hardware and HK sling hook. Last of the...HKP-20345$59.95 -
H&K HK MR556/416 Bolt Catch
H&K Heckler & Koch
$69.95HK MR556 & 416 Bolt Catch New HK German manufacture. Compatible With: HK 416 HK MR556HKP-02542$69.95 -
HK 416/417 Buffer Retainer Spring
USA
$2.95HK 416 / HK417 Buffer Retainer Spring This item is the spring for the buffer retainer that is held in the rear of the lower receiver. Compatible With: HK 416 HK 417HKP-20036$2.95 -
HK G36/SL8 (5.56/.223) Factory Recoil Buffer
USA
$16.95HK G36 Or SL8 Factory Recoil Buffer A must have spare part as the buffer is prone to wear and breakage. Compatible With: All HK G36 models SL8 models ClonesHKP-18541$16.95 -
HK UMP/USC (.40 S&W/.45 ACP/9mm) Picatinney Rail Screw
$0.75HK UMP/USC (.40 S&W/.45 ACP/9mm) Picatinney Rail Screw Good spares to have on hand as screws can get damaged or lost.HKP-16562$0.75 -
HKP .40 S&W Vented Micro Comp - Threaded 14.5x1 LH
HKP HK Parts
$29.95HKP .40 S&W Vented Micro Comp - Threaded 14.5x1 LH The HK Parts Micro Comp & Thread Protector is designed to be lightweight, and 100% functional as both a compensator and thread protector. The HK Parts Micro Comp easily attaches to the end...HKP-19955$29.95 -
HKP 9mm Birdcage Style Flash Hider - Threaded 1/2x28
HKP HK Parts
$24.95HKP 9mm Birdcage Style Flash Hider - Threaded 1/2x28 Compatible with all 1/2x28 barrels up to 9mm in caliber for the opening of the hole diameter. Perfect for that HK build or other style firearm where you want the look and feel of the iconic HK...HKP-17627$24.95 -
HKP MP5K Folding Stock Adapter - Black
SB Tactical
$139.95HK Parts Adapter for Side Folding Stock – HK MP5K, SP89, SP5K & Clone The HK Parts folding stock adapter is the best option to attach onto the UMP style stock or the B&T folding stock. Will also work on any other stocks that...HKP-20799$139.95 -
Sale
HKP MP5SD Rubber Handguard - BLEMISHED
HKP HK Parts
Now: $99.95Was: $169.95HKP MP5SD Rubber Handguard - BLEMISHED THIS COSMETICALLY BLEMISHED ITEM IS FULLY FUNCTIONAL. THIS ITEM IS SOLD AS IS AND NOT ELIGIBLE FOR A RETURN. These handguards will have minor damages on the steel. They will be slightly bent on some areas but...HKP-17400-BNow: $99.95Was: $169.95 -
MI HK G3/91/PTR M-LOK Forearm - Black
MI Midwest Industries
$189.95MI HK G3/91/PTR M-LOK Forearm - Black Fits the HK G3, 91 lengths for firearms to include the full-length PTR models that use a G3/91 full-length forearm. May fit some CETME models such as the C308 with fitting required. Made in the USA, 922r...HKP-18439$189.95 -
Promag HK 93/53/33 (5.56/.223) Magazine 40 Round
Promag
$29.95HK93, HK33, HK53 - 40 Round Magazine - USA These count as 3 US-made compliant parts as a bonus for those who need to maintain the 922r compliance. Compatible with all 5.56, .223, and 300 AAC Blackout rounds. Each magazine body, follower, and floorplate...HKP-13970$29.95 -
B&T HK SP5 Folding Stock w/ HK Parts Adapter
B&T Brugger & Thomet
$299.95B&T Folding Stock with HK Parts Adapter - SP5 B&T stock with a SP5 HK Parts Adapter. The HK Parts adapter is made from a solid billet of CNC machined aircraft grade aluminum and offers a QD attachment point. Finished in black cerakote. This will...HKP-20663$299.95 -
Comp-Tac HK 45 Full Size Comp Carry Holster - Right Hand
Comp-Tac
$79.95Rail Mount Compensator & Comp Weight International Holster - Right Hand - HK45 Full Size At last a custom made Comp-Tac International OWB holster for your HK pistol that allows you to have the Rail Mount Compensator, Comp Weight, or Match Weight...HKP-20585$79.95 -
H&K 91/G3 (7.62x51/.308) Rubberized Cocking Handle
H&K Heckler & Koch
$24.95HK German G3 & HK 91 Rubberized Cocking Handle - Newest Style A genuine Heckler & Koch part. This is the latest style cocking handle that replaces the standard plastic style cocking handle that chips, cracks, and eventually falls off. This new...HKP-00509$24.95 -
H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - FDE
H&K Heckler & Koch
$99.95New German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine - FDE Heckler & Koch factory fresh magazine from this current year's production. 9mm 30 Round curved all-steel magazine stamped "Made In Germany". These are the finest...HKP-19974$99.95 -
H&K Tactical Pistol Case - OD Green
H&K Heckler & Koch
$129.95H&K Tactical Pistol Case - OD Green Keep your handgun safe and secure with the HK Tactical Nylon Case. This heavy duty case will accommodate two pistols, accessories and two magazines. Includes movable, velcro-backed modular double magazine pouch,...HKP-17154$129.95 -
HK Parts MP5K Folding Stock Buffer
HKP HK Parts
$9.95HK Parts MP5K Folding Stock Buffer This item used to replace the factory HK buffer on MP5K folding stocks and end cap. This is only usable on the factory OEM stock and end cap. This buffer can also be used as a replacement buffer for all of MP5/MP5K...HKP-20833$9.95 -
HKP 53 (5.56/.223) Cocking Tube
HKP HK Parts
$99.95HKP 53 (5.56/.223) Cocking Tube New cocking tube made in the US. Made to the exact HK specifications as the factory HK53 German cocking tube. This is the only factory-correct HK53 cocking tube available, as HK Germany does not offer this part separately...HKP-00197$99.95 -
HKP HK UMP, G36 3 Position Selector - Right
HKP HK Parts
$8.95HKP HK UMP, G36 3 Position Selector - Right HK UMP & G36 right safety selector lever for all 3 position HK UMP & G36 lowers only.HKP-20179$8.95 -
HKP Single Point Quick Detach Sling - OD Green
NcSTAR
$29.95HK Single Point Sling in Green - Quick Detach Specifications: Composition: Heavy duty 1.5" wide adjustable nylon webbing and elastic bungee construction. Style: Bungee-type design for complete confort and stability Sling loop is adjustable for length...HKP-19708$29.95 -
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 -
PTR Tactical Rail - 3 Inch
PTR
$14.95PTR-91 US Made 3" Tactical Rail These will fit all of the US-made PTR-91 and PTR PDW forearms. Each rail will fit on either the left or right side or bottom of the PTR Handguards Shown Below. Up to 3 rails can be used on each forearm and can be removed...HKP-00894$14.95 -
B&T MP5SD 9mm Tri- Rail Mount For Suppressor
B&T Brugger & Thomet
$158.95B&T MP5SD 9mm Tri- Rail Mount for Suppressor Can accommodate suppressors up to 1.60 inches in overall diameter. Specifications: Color: Black Diameter max: 57.5 mm Length max: 44.5 mm Length of right rail: 30 mm Length of left rail: 30 mm Length of...HKP-16880$158.95 -
H&K 2 Round HK SLB 2000 30-06 Magazine - Black
H&K Heckler & Koch
$29.95HK SLB 2000 30-06 2 Round MagHKP-16997$29.95 -
H&K 53 Factory Recoil Spring
H&K Heckler & Koch
$14.95HK German HK53 Replacement Recoil Spring This is a hard-to-find part, and it's a must-have spare part for your HK53 firearm.HKP-02228$14.95 -
H&K 93/53/33 (5.56/.223) SEF Complete Trigger Pack
H&K Heckler & Koch
$229.95HK German 33, 53, & 33K 5.56 Full Auto SEF Trigger Pack Complete Complete in 100% working order with all German HK parts and the factory-correct .223/308 hammer spring, ejector, and other parts. Used trigger pack with a brand new latest...HKP-00731$229.95 -
H&K HK MR556/416 Firing Pin
H&K Heckler & Koch
$54.95H&K HK MR556 & 416 Firing Pin New HK German manufactured. This is a great item to have on hand as the firing pin is one of the most abused components in the HK MR556 and HK 416 weapon systems. Compatible With: HK MR556 HK 416 HK...HKP-00045$54.95 -
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 HK USP/USPC/P2000 Magazine Release Lever - Black
H&K Heckler & Koch
$15.95HK Magazine Release Lever - Black Compatible With: HK USP .45 HK USP .40 HK USP 9mm HK USP Compact 9mm HK USP Compact .357 SIG HK USP Compact .40 HK USP Compact .45 HK USP Tactical, Elite, Expert both full size & compact HK P2000 9mm & .40/...HKP-02480$15.95