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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Comp Weight™ VP9, VP40 Compensator Rail Adapter - Black
Comp Weight
$34.95Comp Weight™ Rail Adapter - VP9, VP40 The HK Parts Comp Weight™ Compensator rail adapter is designed to easily screw on to your quick detach Comp Weight™ by replacing the quick detach lever. This is designed to allow users to add a...HKP-18736$34.95 -
Comp-Tac HK45, P30L International RH Holster - Coyote Brown
Comp-Tac
$81.95HK 45, P30L International Holster - Right Hand - Coyote Brown The International is an outside the waistband holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00 this holsters is perfect for...HKP-19680$81.95 -
Comp-Tac VP9 Single Tri-Mag Pouch - PLM
Comp-Tac
$39.95Comp-Tac VP9 Single Tri-Mag Pouch - PLM The Tri-Mag single is an easy way to carry a spare magazine pouch. The Tri-Mag single comes in two different configurations: with a push-button locking mount (PLM) or with a secure quick release (SQR) molle mount...HKP-20358$39.95 -
Out Of Stock
Geissele HK 416 Super Modular M-LOK 14.5" Rail - DDC
Geissele
$549.9514.5" HK416 Super Modular Rail M-LOK The Super Modular Rail HK416 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and...HKP-19808$549.95 -
Out Of Stock
H&K (5.56/.223) & (7.62x51/.308) Rifle Blank Firing Adapter- HK Barrels
H&K Heckler & Koch
$29.95H&K (5.56/.223) & (7.62x51/.308) Rifle Blank Firing Adapter- HK Barrels German blank firing adapter used from the German military. Best quality & price in the country by the best makers of US made HK components available anywhere. Compare...HKP-15593$29.95 -
On Sale
H&K / HKP – 23 Round HK P2000 Magazine
Now: $79.95Was: $99.95H&K / HKP – 23 Round HK P2000 Magazine HK P2000 +10 magazine extension coupled with a new full-size HK P2000, 13 round magazine. Each unit is then fully assembled as an 23 round HK P2000 magazine. Ideal for competitive shooters and for...HKP-20801Now: $79.95Was: $99.95 -
Out Of Stock
H&K 10 Round HK USPC/P2000 .40 S&W Extended Magazine Floorplate
H&K Heckler & Koch
$0.00New HK German USPC/P2000 Mag floor plate for .40 S&W 10 Round Magazines Compatible With: HK USP Compact .40 cal HK USP Compact .357 SIG HK P2000 .40 calHKP-01282$0.00 -
H&K 21E (7.62x51/.308) Feed Mechanism Roller
H&K Heckler & Koch
$49.95HK 21E M13 Feed Mechanism RollerHKP-02061$49.95 -
H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Steel - Red Floor Plate
H&K / HK Parts
$79.95H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Steel - Red Floor Plate 10 Round German Steel 308 Magazine with red US made floorplate (Counts as one US made Part for 922r compliance) for HK Rifles. This magazine is made by Heckler and Koch &...HKP-18793$79.95 -
Out Of Stock
H&K G36 (5.56/.223) 30 Round Magazine - FDE
H&K Heckler & Koch
$64.95HK German G36 30 Round Magazine New HK German 30 round magazine fits all G36, G36K, G36C variants & converted SL8's with the G36 magwell. New Heckler & Koch German mag. Factory fresh latest HK manufacture. Compatible With: G36, G36K, G36C SL8...HKP-18595$64.95 -
H&K HK 416 Flip Up Rear Sight- 3mm
H&K Heckler & Koch
$299.95HK 416, MR556 & 417 Flip Up Rear Sight (Diopter 3mm Sight) Attaches to any standard Picatinny rail. No hardware is needed as this is a self-contained quick-attach rear sight assembly. This unique HK-designed sight features a quick & easy push...HKP-01405$299.95 -
H&K HK G3 Standard Stock Buttpad - OD Green - Like New
H&K Heckler & Koch
$11.95H&K Standard Stock Buttpad - OD Green - Like New This HK German-manufactured stock buttpad in dark OD green is the ultimate replacement for your worn-out or broken buttpad on your G3 A2 fixed stock. Handpicked to ensure the highest quality part...HKP-21479$11.95 -
H&K HK G36 Incomplete Single Optic Carrying Handle
H&K Heckler & Koch
$149.95HK G36, SL8 Single Optic Carrying Handle Incomplete The optic housing- no optic included.HKP-16379$149.95 -
H&K HK Mark 23 Roll Pin Right Safety Lever
H&K Heckler & Koch
$7.95HK Mark 23 Roll Pin Right Safety Lever New HK German nickel plated 1.5 X 9mm roll pin to hold the right side of the selector lever to the axle of the left side control lever. Compatible With: HK Mark 23 HK SOCOM .45HKP-01813$7.95 -
H&K HK Mark 23 Slide Release Lever
H&K Heckler & Koch
$64.95HK Mark 23 Slide Release Lever Brand new HK German manufacture. Compatible with all HK Mark 23 and SOCOM Pistols.HKP-01596$64.95 -
H&K HK MR556, HK 416 9" M-LOK Handguard - Black
H&K Heckler & Koch
$399.95Handguard - 9" - Black - M-LOK - HK MR556, HK 416 New HK German manufactured forearm for the HK 416 and MR556 firearm. Comes exactly as pictured.HKP-19670$399.95 -
H&K HK MR556/MR762/416/417 Forward Assist Plunger Spring
H&K Heckler & Koch
$9.95Forward Assist Plunger Spring For MR556, HK416, HK417 & MR762 New HK German manufacture. Compatible With: HK MR556 HK 416 MR762 HK 417 HK G28 HK M27HKP-02537$9.95 -
H&K HK MR762 M-LOK 14.7" Handguard - Black
H&K Heckler & Koch
$274.95Handguard - M-LOK - Black - 14.7 - HK MR762 - Black 14.7" long featuring a flat top Picatinny Rail and M-LOK attachment points.HKP-19775$274.95 -
H&K HK MR762 Magazine Catch
H&K Heckler & Koch
$49.95HK MR762, HK 417 Magazine Catch This is the actual mag catch for the MR762 and HK 417 family of firearms. A great spare to have on hand.HKP-16681$49.95 -
H&K HK MR762/417/G28 Ambi Sling Adapter w/ Sling Loop
H&K Heckler & Koch
$129.95MR762, HK417 & G28 Ambidextrous Sling Adapter With Sling Loop HK German manufactured MR762, MR308 & HK 417 Sling Adapter Backplate with HK Sling Loop. This backplate has ambidextrous sling attachment points for both the left and right side of the...HKP-17686$129.95 -
H&K HK P30 Series Right Grip Shell - Large - Black
H&K Heckler & Koch
$19.95HK P30, P30L, & P30S Left Grip Shell - Large Perfect for those who have slightly larger hands. Compatible With: HK P30 HK P30L HK P30SHKP-01576$19.95 -
H&K HK P7 Series Front Sight Slide Retainer Pin
H&K Heckler & Koch
$4.95HK P7 Series Front Sight Slide Retainer Pin Compatible With: PSP P7M8 P7M10 P7M13HKP-01361$4.95 -
H&K HK SL8, HK G36 Magazine Release Spring
H&K Heckler & Koch
$9.95HK German G36 & SL8 Magazine Release Spring A must have spare part. Compatible With: G36 SL8HKP-16344$9.95 -
H&K HK USP Hammer Rebound Spring
H&K Heckler & Koch
$7.95H&K HK USP Hammer Rebound Spring For use on DAO only NOT LEM hammers for the following pistols. Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45...HKP-16678$7.95 -
H&K MP5 40/10 -2 Roller
H&K Heckler & Koch
$19.95HK German MP5 40/10 -2 roller Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for...HKP-00336$19.95 -
Out Of Stock
H&K MP5K 9mm SEF Contoured Trigger Group - Push Pin - F/A
H&K Heckler & Koch
$0.00HK German MP5K SEF Trigger Group SEF Marked. The trigger housing has contoured finger grooves for ultimate comfort. This is a factory push pin full-auto trigger pack assembly setup for 9mm MP5K or PDW sub guns. Assembled from a factory German HK using a...HKP-01513$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 Tactical Pistol Bag - OD Green
H&K Heckler & Koch
$69.95H&K Tactical Pistol Bag - 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-20287$69.95 -
Out Of Stock
H&K Trigger Pack Ejector Lever Axle
H&K Heckler & Koch
$0.00HK German ejector lever axle pin for all HK trigger packsThis is the factory correct axle pin that holds the ejector lever in place in the trigger pack. Fits all SEF & Ambidextrous style HK trigger packs regardless of caliber. Each is current...HKP-01091$0.00 -
H&K UMP (.40 S&W/.45 ACP/9mm) Firing Pin Retainer Pin
H&K Heckler & Koch
$7.95HK UMP Firing Pin - Retainter Pin This is the pin that trips the trip lever on the UMP lower. Compatible With: HK UMPHKP-01894$7.95 -
H&K VP9, VP40 Back Grip Panel - Large - OD Green
H&K Heckler & Koch
$24.95H&K VP9, VP40 Back Grip Panel - Large - OD Green New HK German manufactured Compatible With: HK VP9 HK VP40HKP-19177$24.95 -
H&K VP9, VP40 Right Side Grip Panel - Large - OD Green
H&K Heckler & Koch
$24.95H&K VP9, VP40 Right Side Grip Panel - Large - OD Green New HK German manufactured, right side size large. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP Pistol. Compatible With: HK VP9 HK VP40HKP-19176$24.95 -
HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B - Push Pin
HDPS
$39.95HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B - Push Pin This sling pin will replace the current production stock Block B hardware and upgrade to the Sling Pin Pull Style version.HKP-16339$39.95 -
HDPS HK UMP/USC Birdcage Flash Hider For Threaded Barrels - Threaded 16x1 LH
HDPS
$137.95HDPS HK UMP/USC Birdcage Flash Hider For Threaded Barrels - Threaded 16x1 LH Designed for threaded barrels with a 16x1 LH thread, this flash suppressor is modeled after the HK UMP flash suppressor for flanged barrels. It’s perfect for those who...HKP-02579$137.95 -
Hi-Viz HK VP/P30/45 Fiber Optic Front & Rear Sight Set - Red/Green
Hi-Viz
$99.95HiViz HK Front & Rear Fiber Optic Set - RED, GREEN & Black The new LITEWAVE sight system includes 3 sets of fiber optic sight options. The lightwave technology allows the shooter to change the light pipe color at will to each person's style,...HKP-16260$99.95 -
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 MR556/416 Firing Pin Catch
H&K Heckler & Koch
$19.95HK MR556/416 Firing Pin Catch Compatible With: HK MR556/416HKP-16846$19.95 -
Out Of Stock
HK UMP (.45 ACP) Bolt Group
$369.95HK UMP .45 Tungsten Filled Semi Auto Bolt Group Complete. The semi auto bolt group is required for HK USC to HK UMP caliber conversions. Comes complete less the recoil assembly. Specifications: Tungsten filled Heat treated ParkerizedHKP-18751$369.95 -
HK45 .45 ACP Thread Protector - Threaded .578x28 RH
USA
$24.95HK45 .45 ACP Thread Protector - Threaded .578x28 RH Made in the USA, HK45 .45 ACP thread protector, for full size & compact barrels with a 578x28 RH. A must have item to protect your threaded barrels, exposed threads, and your pistol. Made from...HKP-19891$24.95 -
HKP +4 HK 45C, USPC .45 ACP Magazine Extension - Red
HKP HK Parts
$54.95HKP +4 HK 45C, USPC .45 ACP Magazine Extension - Red HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit is then fully assembled as a 12 round HK45C magazine. Ideal for competitive shooters, concealed carry,...HKP-18671$54.95