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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Out Of Stock
H&K G36 (5.56/.223) 3 Position (0,1,F Pictogram) Navy Style Lower Housing
H&K Heckler & Koch
$0.00H&K G36 (5.56/.223) 3 Position (0,1,F Pictogram) Navy Style Lower Housing This lower housing, featuring the 3 position (0,1,F) pictogram, is offered without internals. Previously, G36 lowers were only available as complete trigger groups, including...HKP-02230$0.00 -
Out Of Stock
H&K G36 (5.56/.223) 3 Position Navy Trigger Group
H&K Heckler & Koch
$0.00New HK German G36 3 Position Navy (0, 1, F) Trigger Group Complete Perfect for the HK SL8-G36 semi-conversions.HKP-00629$0.00 -
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 -
Out Of Stock
H&K G36 (5.56/.223) 4 Position Burst Navy Style Lower Housing
H&K Heckler & Koch
$0.00H&K G36 (5.56/.223) 4 Position Burst Navy Style Lower Housing This lower housing, featuring the Navy style housing, is offered without internals. Previously, G36 lowers were only available as complete trigger groups, including both the lower grip and...HKP-02231$0.00 -
H&K G36 (5.56/.223)Gas Piston Rod
H&K Heckler & Koch
$55.95H&K G36 (5.56/.223)Gas Piston RodHKP-16539$55.95 -
H&K G36/MP7 (4.6x30/5.56/.223) Firing Pin Bolt O-Ring
H&K Heckler & Koch
$9.95HK G36 & MP7 Firing Pin - Bolt O-RingHKP-01858$9.95 -
H&K G36/SL8 (5.56/.223) Complete Firing Pin Retaining Pin
H&K Heckler & Koch
$9.95Retaining Pin For Firing Pin Complete With O-ring Compatible With: HK G36 HK SL8HKP-14050$9.95 -
Out Of Stock
H&K G36/SL8 (5.56/.223) Single Optic Carrying Handle - Used
H&K Heckler & Koch
$0.00HK German G36, SL8 Single Optic Carrying Handle In Used Shape.HKP-00806$0.00 -
Out Of Stock
H&K G36K Factory (5.56/.223) 4 Prong Flash Hider - Threaded 15x1 RH
H&K Heckler & Koch
$0.00H&K G36K Factory (5.56/.223) 4 Prong Flash Hider - 15x1 RH HK flash hider will fit any HK 5.56/.223 rifle barrel threaded 15x1 RH. Specifications: Overall Lenght 2 7/8" Threaded 15x1 RH Compatible With: HK G36K HK SL8 5.56/.223...HKP-00282$0.00 -
Out Of Stock
H&K German Bayonet Adapter With Hardware
H&K Heckler & Koch
$0.00H&K German Bayonet Adapter With Hardware HK German Bayonet Adapter W/ Screw & Hardware. The HK bayonet adapter replaces the cocking tube end cap (dust cap). Then the bayonet slides into the spring loaded mechanism in the bayonet adapter. NEW NOT...HKP-00021$0.00 -
H&K Hensoldt 90 Series Aiming Projector - Black
H&K Heckler & Koch
$7,999.95H&K Hensoldt 90 Series Aiming Projector - Black Ultra rare Heckler & Koch Hensoldt Aiming Point Projector. In the original wooden case with all accessories, including IR lens, lens cleaning brush, spare bulbs, tweezers, cleaning cloth, etc. NIB...HKP-19119$7,999.95 -
Sale
H&K HK 300 Magazine Spring Follower
H&K Heckler & Koch
Now: $19.95Was: $28.95HK 300 Magazine Spring Follower No longer in production.HKP-02077Now: $19.95Was: $28.95 -
Out Of Stock
H&K HK 416 Collapsible Stock Mil Spec - RAL 7008
H&K Heckler & Koch
$0.00Collapsible HK 416 E1 Style Mil Spec - HK 416 RAL 7008 - Dark Earth Color Genuine Heckler & Koch HK416 surplus buttstocks in the RAL 7008 color scheme. HK-USA nows offers these surplus E1 Mil-Spec stocks which can be hard to find and are perfect for...HKP-19503$0.00 -
Out Of Stock
H&K HK 416 Complete Bolt Group
H&K Heckler & Koch
$0.00HK 416 Bolt Group Complete - German New HK German 416 Bolt group. Rare component as the HK bolt groups are now considered EUC items and are not for sale from HK Germany. Each unit is factory fresh with all of the OTB upgrades. Includes: HK 416 F/A...HKP-00043$0.00 -
Out Of Stock
H&K HK 416 Complete Bolt Head
H&K Heckler & Koch
$0.00HK German 416 Bolt Head CompleteNew HK German manufacture for the HK 416 models. Date coded & proof marked and current HK production.HKP-00044$0.00 -
$6.95 -
Out Of Stock
H&K HK 416 H-Key Complete Short Handguard - Black
H&K Heckler & Koch
$0.00Slim line handguard with HKey mounting slots, short.Fits all: HK 416 A5 - 11" HK 416 A5 - 14.5" HK 416 A5 - 16.5" HK 416 A5 - 20"HKP-18611$0.00 -
Out Of Stock
H&K HK 416 H-Key Complete Short Handguard - FDE
H&K Heckler & Koch
$0.00Slim line handguard with HKey mounting slots, short.Fits all: HK 416 A5 - 11" HK 416 A5 - 14.5" HK 416 A5 - 16.5" HK 416 A5 - 20"HKP-18696$0.00 -
Out Of Stock
H&K HK 416 Incomplete Bolt Head
H&K Heckler & Koch
$0.00HK 416 Bolt Head IncompleteNew HK German HK 416 Bolt Head Complete- IncompleteHKP-00046$0.00 -
H&K HK 416, HK 417 Buttstock Release Lever - RAL 8K
H&K Heckler & Koch
$29.95Buttstock Release Lever - RAL 8K - HK 416 & 417HKP-19339$29.95 -
Out Of Stock
H&K HK 416A5 Stripped Upper Receiver - Black
H&K Heckler & Koch
$0.00HK 416A5 - Stripped Upper Receiver - Black This is the factory correct receiver for a true 416 build as it features the M16 relief cut in the bottom, rear portion of the receiver (shown in last pricture). Compatible With: HK 416 HK MR223 HK MR556 Need...HKP-18786$0.00 -
Out Of Stock
H&K HK 417 A2 HKey Slimline Handguard - Black
H&K Heckler & Koch
$0.00Slimline Handguard with HKey Mounting Slots Fits: HK417 A2 - 16.5& HK417 A2 - 20&HKP-19006$0.00 -
H&K HK 45 Recoil Spring Guide Rod - Black
H&K Heckler & Koch
$59.95H&K HK 45 Recoil Spring Guide Rod - Black Compatible With: HK 45 HK 45 TacticalHKP-18592$59.95 -
$11.95 -
Out Of Stock
H&K HK 45C/45C Tactical Backstrap - Small - Black
H&K Heckler & Koch
$0.00New HK45C Back Strap - Small - Black Compatible with all HK45C pistols and is a direct swap out of other-sized back straps.HKP-01618$0.00 -
Out Of Stock
H&K HK 53 Complete Recoil Assembly
H&K Heckler & Koch
$99.95HK German HK53 Recoil Assembly Complete Brand new HK German manufactured. Each unit is made with the finest HK German components and specifications. Each unit will fit factory HK53 firearms or clones that are built to factory specs. Compatible With: HK...HKP-00479$99.95 -
H&K HK 93, HK 33 Super Rare Barrel NIW 1 in 7
H&K Heckler & Koch
$1,999.95Super Rare Barrel - NIW 1 in 7 - HK93, HK33: New HK93/33 NIW 1 in 7 twist (super rare) barrel with long FH pinned by HK to reach the legal 16" barrel length. Factory-installed sight tower with sight/sling eyelets and factory finish. This is the...HKP-19344$1,999.95 -
Out Of Stock
H&K HK 93, HK 33, HK 53, Z43 A2 Fixed Stock - Green
H&K Heckler & Koch
$0.00HK MKE/Zenith HK93,33,53 & Z43 - Fixed Stock - GreenHKP-17965$0.00 -
Out Of Stock
H&K HK 93, HK 53, HK 33 Fixed Stock - Green
H&K Heckler & Koch
$0.00This stock will fit all HK .223 rifles and clones that are made to factory spec.Compatible with: HK 93 HK 53 HK 33 Zenith Z43This is the current production model with the improved buffer. This stock options is getting hard to find as these are no longer...HKP-00473$0.00 -
Out Of Stock
H&K HK 93, HK 53, HK 33K, HK 33 #15 Locking Piece
H&K Heckler & Koch
$0.00The German HK 65 degree angled locking piece was standard on the early HK53 rifles. This locking piece is also used for some custom HK build applications. Also, a great idea to keep a spare on hand. This item is hard to find and no longer offered or...HKP-00480$0.00 -
Out Of Stock
H&K HK 93/53/33 (5.56/.223) Complete Bolt Head
H&K Heckler & Koch
$0.00HK German .223 Bolt Head Latest bolt version direct from Heckler and Koch Germany. Comes complete with: Extractor Extractor Spring 8mm Rollers (x 2) Roller Retainer Plate & Pin Compatible with: HK 93 HK 53 HK 33HKP-00482$0.00 -
Out Of Stock
H&K HK 94 Semi Bolt Carrier - Used
H&K Heckler & Koch
$0.00Original German factory HK vintage date coded "IJ" 1989 manufactured bolt carrier. A rare once in a lifetime find. This is the last batch that HK ever imported or made available. Last call!Fits all: HK94 HK MP5 (if semi only is desired) Other 94 clones...HKP-00670$0.00 -
$89.95 -
$248.29 -
Out Of Stock
H&K HK G3, 91 F/A Complete Bolt Group
H&K Heckler & Koch
$0.00German G3, 91 F/A Bolt Group CompleteEach Bolt group includes the following factory HK parts: Complete Bolt Head Assembled (extractor, extractor spring, roller retainer plate and rollers) >Firing pin >Firing pin spring >HK91/G3 locking piece...HKP-19671$0.00 -
H&K HK G36 30 Round Magazine Follower
H&K Heckler & Koch
$9.95H&K HK G36 30 Round Magazine Follower German HK G36 30 round magazine follower. New HK German manufacture.HKP-17338$9.95 -
Out Of Stock
H&K HK G36 Complete 1.5X Single Optic Carrying Handle
H&K Heckler & Koch
$0.00H&K HK G36 Complete 1.5X Single Optic Carrying Handle The 1.5X single optics are quite rare. Mounting hardware sold seperately.HKP-16742$0.00 -
Out Of Stock
H&K HK G36 Complete Bolt Group - Black
H&K Heckler & Koch
$0.00HK G36 Bolt Group New Factory German HK. HK G36 HK G36K HK G36CThis will not work with a HK SL8.HKP-00635$0.00 -
H&K HK G36 Complete Full Auto Slide
H&K Heckler & Koch
$24.95H&K HK G36 Complete Full Auto SlideHKP-16360$24.95 -
Out Of Stock
H&K HK G36 Dual Optic With Carrying Handle - Used
H&K Heckler & Koch
$0.00HK G36, SL8 Dual Optic - Used PD trade in'sFactory HK G36/SL8 dual optic in used condition. This is a one time offering as far as we will not be able to get them again!Fits all: G36 G36K G36C Sl8-1, Sl8-4 & Sl8-6 models.HKP-00744$0.00