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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H&K HK SL8, G36, Sight Rail w/ Flip Up Sights
H&K Heckler & Koch
$598.95HK Sl8, G36 Aluminum Sight Rail With Front & Rear Flip Up Sights New production German HK HK Sl8, G36 picatinney rail with flip up front and rear sights. The latest production rail option from HK. All metal and built to take a lifetime of use and...HKP-17718$598.95 -
H&K HK UMP & HK USC Extended Top Rail For Optics with Screws
H&K Heckler & Koch
$99.95H&K HK UMP & HK USC Extended Top Rail For Optics with Screws This rail is nearly an 1" longer than the standard length top rail. This Picatinny top rail allows the user to add an Eotech, Aimpoint, Acog, etc. This unit is the best quality &...HKP-20502$99.95 -
H&K HK UMP .45 Magazine Locking Plate
H&K Heckler & Koch
$6.95H&K HK UMP .45 Magazine Locking PlateHKP-20136$6.95 -
H&K HK USP Slide Release Lever
H&K Heckler & Koch
$64.99HK USP Slide Release Lever Compatible With All USP Full Size Pistols & All USP Full Size Variants Below: USP 45 USP 40 USP 9mm USP Tactical (all calibers) USP Expert (all calibers) USP Elite (all calibers)HKP-01674$64.99 -
H&K MP5 40/10 Magazine Release Lever Spring
H&K Heckler & Koch
$9.95H&K MP5 40/10 Magazine Release Lever Spring The needed spring that fits in the mag release lever and the magwell for the MP5 40/10 series. Made in Germany and no longer offered or made. These units are the latest design with the ground ends for...HKP-18109$9.95 -
Sale
H&K No Compromise T-Shirt - Small - Red
H&K Heckler & Koch
Now: $12.95Was: $18.95HK No Compromise T-Shirt - Red with Black HK Logos and print. Small Heckler & Koch logo on front chest with large black HK logo on back with crosshair outline and No Compromise logo at the top. This shirt is tagless and 50/50 blend of cotton and...HKP-17206Now: $12.95Was: $18.95 -
H&K UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Index Plate
H&K Heckler & Koch
$9.95HK Index Plate For All UMP, USC, G36, & SL8 Lowers Compatible With: HK UMP HK USC HK G36 HK SL8HKP-01860$9.95 -
Heinie HK VP/P30/45 Night Sight Set
Heinie
$199.95Heinie EZ-Lock LEDGE QWIK Straight Eight Night Sight Set These sights have a rear notch that is .156 wide. This wider rear notch allows for quicker acquisition of the front sight by showing more light on either side of the front. These new 3950L model...HKP-02124$199.95 -
HK G36 Single Optic Carrying Handle - Incomplete - HKP
$149.95HK G36 Single Optic Carrying Handle - Incomplete Stripped. The perfect for replacement of your well worn housing or broken housing. Just install your optic and you have a like new unit.HKP-16365$149.95 -
$79.95 -
HK G36/SL8 (5.56/.223) Cocking Handle Axle Pin
$10.95HK G36, SL8 Cocking Handle Axle Pin - US Made This is the rivet pin that is used to attach the swiveling cocking handle to the body of the carrier. These can be replaced as they break and wear. Compatible With: HK G36 models HK SL8 modelsHKP-18367$10.95 -
HKP HK MR556/MR762/416/AR-15 Titanium Take Down Pin Set
HKP HK Parts
$29.95AR15, M4, MR556, MR762, AR10 Enhanced Take Down Pin Set Front & Rear - Titanium Custom ultra strong pure titanium front and rear take down pin set. Each set included both the front and rear pins for any AR mil-spec style lower. Compatible...HKP-17936$29.95 -
HKP HK P30 Spare Rail for Compensator Gen 2
HKP HK Parts
$29.95HKP HK P30 Spare Rail for Compensator Gen 2 This is the main locking mechanisim that is required to lock the P30 rail compensator in place. A great item to have in your range bag as these can become damaged or misplaced. Compatible With: P30 Gen...HKP-20892$29.95 -
HKP HK P30L Quick Detach Comp Weight™ Compensator - Black
HKP HK Parts
$199.95HKP HK P30L Quick Detach Comp Weight™ Compensator - Black Easy on, easy off - Quick Detach technology. The HK Parts P30L Comp Weight™ is the world's first quick detach Comp Weight™, compensator. That slides effortlessly onto your pistol...HKP-18153$199.95 -
Out Of Stock
HKP HK VP9S, HK VP40, HK P30, HK P30L Replacement Kit for Comp Weight™
HKP HK Parts
$9.99Comp Weight™ - Replacement Kit - HK VP9, VP40, P30, P30L Replacement Set for the HK Parts VP9, VP9L, VP40, P30, P30L Comp Weight™/compensator. This includes the quick detach lever, side set screw, and bottom lever screw. Perfect for backup...HKP-19458$9.99 -
Sale
HKP MP5 AR Stock, Brace Adapter - BLEMISHED
HKP HK Parts
Now: $44.95Was: $114.95HK MP5, HK93 Style AR, M4 Stock & Brace Adapter - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each AR stock, brace adapter is...HKP-17118-BNow: $44.95Was: $114.95 -
HKP MP5K/SP89/SP5K 9mm Cocking Tube Support Complete
HKP HK Parts
$49.95MP5K, SP89 & SP5K Cocking Tube Support Complete - USA The cocking tube support is the same for the HK SP-89, MP5K & SP5K. Each support is complete with detent and spring installed. These can also be used to replace the plastic or cheaply made...HKP-18103$49.95 -
HKP P30 Comp Weight™ - Quick Detach - Steel Compensator
HKP HK Parts
$199.95HK P30, P30S - Quick Detach Comp Weight™ - 9mm & .40 Cal - Steel Version Easy on, easy off - Quick Detach technology The perfect addition to your HK P30 firearm with our low profile, aggressive Comp Weight™ that flows with the lines of...HKP-18469$199.95 -
JMAC Customs AB-8 w/ Brace Adapter and 1913 Folding Mech
JMAC Customs
$269.95JMAC Customs AB-8 w/ Brace Adapter and 1913 Folding Mech If your firearm doesn't already have a 1913 attachment rail on the rear, choose the appropriate adapter above! (A)rm(B)ar(8)inch + AB-BA brace adapter + JMac 1913 folding mech. (not assembled)-...HKP-20148$269.95 -
Sale
JMAC HK MP5 9mm Muzzle Device - Compatible With KeyMo Suppressors - Threaded 1/2x28
JMAC Customs
Now: $77.95Was: $99.95JMAC HK MP5 9mm Muzzle Device - Compatible With KeyMo Suppressors - Threaded 1/2x28 management and a 10mm bore to reduce flash and concussion. Its no-timing design allows for easy installation without shims or crush washers. Compatible with KeyMount and...HKP-21256Now: $77.95Was: $99.95 -
Left Side Ambidextrous Selector Lever FBI - 0,1
H&K Heckler & Koch
$124.99Left Side Ambidextrous Selector Lever FBI - 0,1 Compatible with all ambi style housings and ambidextrous 0,1, trigger packs and housings.HKP-00121$124.99 -
Magpul HK MP5/SP5 9mm AR Trigger Housing
Magpul
$299.95Magpul HK MP5/SP5 9mm AR Trigger Housing With our new MP5 AR style trigger housing you can have the desired Navy pictograph look with the versatile options of trigger guards to fit your shooting style and the option of storage inside the magpul grip...HKP-20727$299.95 -
Meprolight Micro RDS Quick Release Mount Adapter
Meprolight
$259.95Meprolight Micro RDS Quick Release Mount Adapter The Meprolight Adapter and Quick Release Mount is your all in one sighting solution. It features a red dot mount with Meprolight TRU-DOT back up night sights. The quick-release adapter is designed for use...HKP-19162$259.95 -
PTR HK 91/G3 Central Stock Section - A2 Style
PTR
$54.95Central Stock Section For A2 Stock- HK U.S. This is a PTR-manufactured part that is hard to find and is important for keeping your HK G3 and HK 91 build 922r compliant.HKP-01463$54.95 -
PTR HK 91/G3/PTR-91 (7.62x51/.308) GI-K Barrel - Threaded 5/8x24 RH
PTR
$190.99PTR HK 91/G3/PTR-91 (7.62x51/.308) GI-K Barrel - Threaded 5/8x24 RH PTR/91 US made G.I. specification 16.25" barrel Trheaded 5/8 x 24. You get to use standard G3, HK91 forearms and cocking tubes with the shortness of a 16" barrel. This is the perfect...HKP-16632$190.99 -
Trijicon HK 45 HD Night Sight Set - Orange
Trijicon
$159.95Trijicon HK 45 HD Night Sight Set - Orange The HD Night Sights were specifically created to address the needs of tactical shooters. The three dots green tritium night sight sets front sight features a taller blade and an aiming point ringed in...HKP-14556$159.95 -
Out Of Stock
XS Sight Systems HK VP9 Optics Ready OEM Tritium Front Sight - Yellow Ember
XS Sight Systems
$64.95Optics Ready - OEM Tritium Front Sight Yellow Ember - HK VP9 XS front sight that comes on the tritium version of the HK VP9 Optics Ready pistol. The front sight is available in yellow and is equipped with our Ember Glow Dot Technology. Ember absorbs...HKP-19417$64.95 -
Out Of Stock
B&T HK G3/91/PTR Low Profile Mount - Short Version
B&T Brugger & Thomet
$144.95B&T Mounting Rail NAR Low Profile Mount For HK G3, 91, PTR, Short Version Compatible With: HK G3 HK91 PTR91 Specifications: Overall length: 3.25"HKP-16869$144.95 -
Choate HK 91/G3 (7.62x51/.308) Adjustable Tactical Folding Stock
Choate
$139.95HK G3, 91 & PTR Tactical Folding Stock Each stock is adjustable from 14 1/4" to 15 1/4" using the included adjustable spacer system, which will allow a full 2" range in adjustment for the specific user or mission requirements. Comes with all the...HKP-00884$139.95 -
Comp-Tac HK USPC/45/45C .45 APC Single Mag Pouch - Black
Comp-Tac
$34.95Comp-Tac HK USPC/45/45C .45 APC Single Mag Pouch - Black The Comp-Tac single magazine pouch is an outside the waistband holder to carry a spare magazine for competition, concealed carry or general use. The Comp-Tac single magazine pouch provides a rigid...HKP-17497$34.95 -
Comp-Tac HK VP9/P30/45 L Line LH Holster for Lights/Lasers - Black
Comp-Tac
$84.95Comp-Tac HK VP9/P30/45 L Line LH Holster for Lights/Lasers - Black The L Line Holster-A Multi-Fit Solution for Firearms with Light or Laser Attachments Features: Modular design allows one holster to be used with multiple firearms and lights, saving...HKP-18826$84.95 -
EBO HK G3 (7.62x51/.308) Parts Kit - Tungsten Filled Carrier - (Greek HK Contract)
EBO
$449.95HK Contract Greek EBO G3 .308/7.62 X 51mm Surplus Parts Kit Rare and HK Greek EBO Surplus G3 parts kits with the Tungsten filled bolt carriers. Each de-milled parts kit comes with all parts from a functional HK G3 full auto rifle except the barrel and...HKP-17695$449.95 -
Out Of Stock
Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm - Black
Gear Head Works
$204.95Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm - Black Want the look of the original MP5k-PDW but without the stamp. Now you can have not only the look, but the same quality and operation in a pistol brace as the real stock. We teamed up with the...HKP-19135$204.95 -
GSG9 HK G36, HK G36K, HK G36C Full Auto Tungsten Filled Bolt Carrier - Black
GSG9
$549.95HK G36 Tungsten Filled - Bolt Carrier Complete - Full Auto Compatible With: G36 G36K G36C Will NOT work with a factory HK SL8HKP-19030$549.95 -
GSG9 HK G36K Forearm - Black
GSG9
$120.95HK G36K Forearm With Hand Stop & Heat Shield HK G36K length latest production HK G36K handguard with built in heat shield. Each unit features a built in hand stop with sling attachment points. Built in hard mounting points for adding picatinney rails...HKP-18217$120.95 -
H&K 30 Round HK MP5 40/10 Magazine - Gray - Used
H&K Heckler & Koch
$159.9530 Round HK MP5 40/10 Magazine - Gray - Used These are compatible with all the HK MP5 40/10 rifles and pistols, including the Vector and CA clones.HKP-01726$159.95 -
H&K 30 Round HK MP5 Supersonic Labeled Magazine
H&K Heckler & Koch
$83.00H&K 30 Round HK MP5 Supersonic Labeled Magazine Easily identify a magazine loaded with supersonic rounds versus a magazine loaded with subsonic rounds. Heckler & Koch German Magazine 9mm 30 Round curved all steel magazine. German HK...HKP-20827$83.00 -
H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel
H&K Heckler & Koch
$349.95HK 91, G3, PTR Shooter Pack - 36 Quantity 20 Round Magazines All STEEL MAGS - RARE!!! For all those shooters or collectors out there this is the deal for you. For a limited time or while supplies last we have a case of 3 dozen shooter grade all...HKP-17390$349.95 -
H&K HK G3, HK91, PTR 91 4 Position Ambidextrous MATCH Trigger Group
H&K Heckler & Koch
$1,495.95HK G3 & HK 91 - Safe, Semi - 4 Position Ambidextrous MATCH Trigger Group. Each ambidextrous match trigger group comes with a custom trigger conversion to a light smooth light trigger pull. The trigger group has been adjusted and enhanced by the famed...HKP-20222$1,495.95 -
$24.99