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 93/53/33 (5.56/.223) #7 Factory Locking Piece
H&K Heckler & Koch
$0.00H&K 93/53/33 (5.56/.223) #7 Factory Locking Piece New HK German 93, 33 # 7 55 degree Factory Locking Piece Made and found on stock HK93, 33 firearms. New HK German manufacture. Compatible With HK 93/53/33HKP-00699$0.00 -
Out Of Stock
H&K 93/53/33 (5.56/.223) 3 Position Navy Trigger Group - Clipped & Pinned
H&K Heckler & Koch
$0.00HK German 3 Position Navy Trigger Group- 5.56 HK German 0,1,F ambi Navy trigger group is set up for HK33/53 series rifles that use both front and rear push pins. Not set up for semi auto / clipped and pinned version receiver. Internals are set up for ...HKP-00202$0.00 -
Out Of Stock
H&K 93/53/33 (5.56/.223) 4 Position Trigger Group Complete (0,1,3,F) - Used
H&K Heckler & Koch
$0.00Used HK 93/33/53 4 Position Trigger Group Complete (0,1,3,F). Factory German Push Pin HK Trigger Group.HKP-02065$0.00 -
Out Of Stock
H&K 93/53/33 (5.56/.223) Backplate
H&K Heckler & Koch
$0.00German HK Factory Correct Back plate - 93, 33, 53 New HK German factory back plate for HK 93,33,53 stocks. Rare and hard to find new. Not cut down G3 back plates these are the real deal with factory HK German Paint. HK 93 HK 53 HK 33 Clones & other...HKP-00784$0.00 -
Out Of Stock
H&K 93/53/33 (5.56/.223) Cocking Handle
H&K Heckler & Koch
$0.00HK German HK 93, HK33, & HK53 New Style Rubberized Cocking Handle This newer style cocking handle is the perfect upgrade for all of the older HK93 cocking handles that become old and brittle with age and end up breaking. This is a genuine factory...HKP-00198$0.00 -
Out Of Stock
H&K 93/53/33 (5.56/.223) Complete Bolt Head - Used
H&K Heckler & Koch
$0.00HK 93, HK33, HK 53 Bolt Head Complete Used. Used early HK German Manufactured Contract Bolt Head Complete. Includes, extractor, extractor spring, rollers, roller retainer plate and pin. Great for a spare or for a reliable HK bolt head to use in that...HKP-00702$0.00 -
H&K 93/53/33 (5.56/.223) Rear Receiver Section
H&K Heckler & Koch
$79.95H&K 93/53/33 (5.56/.223) Rear Receiver Section Each rear receiver section is from a factory German HK 33/53 that was demilled and includes the welded on rear sight base and push pin bushing intact.HKP-16481$79.95 -
Out Of Stock
H&K 93/53/33 (5.56/.223) Retractable A3 Stock - Latest Design
H&K Heckler & Koch
$0.00HK German HK 93, HK33, HK 53 A3 Latest Generation Retractable Rear Stock- 4th Gen With Latest HK German Buffer DesignAlso fits all in spec V93, V53, C93, Other in spec .223 Clones. This stock has the latest buffer and sling attachment improvements. This...HKP-00472$0.00 -
Out Of Stock
H&K 93/53/33 (5.56/.223) Semi Sniper Trigger Group
H&K Heckler & Koch
$0.00HK German SEMI 556 Trigger Group Complete With Custom Trigger conversion to a light smooth 4.5-5.0 LB. This Trigger Group Has Been Custom Modified By The Famed And Renowned HK Trigger Smith, Bill Springfield.Trigger slack take up is eliminated and over...HKP-17030$0.00 -
Out Of Stock
H&K 93/53/33 (5.56/.223) Trigger Group (0,1,25) - Used Trigger Pack
H&K Heckler & Koch
$0.00HK33, HK33K, HK53 0,1,25 Trigger Group This used surplus trigger group closely resembles a new 0-1-25 lower. It is set up for .223/5.56 and is no longer available from HK Germany, having been discontinued. Compatible With: HK 53/33 HK 33K Other...HKP-01422$0.00 -
Out Of Stock
H&K Ambidextrou Navy 3 Position Incomplete Trigger Housing
H&K Heckler & Koch
$0.00H&K 3 Position (0,1,3,F Pictoogram) Ambidextrous Navy Style Incomplete Trigger Housing This factory correct HK German trigger pack is a rare find and an excellent spare for your HK ambidextrous Navy trigger group. Featuring the 3 position pictogram...HKP-13482$0.00 -
Out Of Stock
H&K B&T Style Sling Swivel With Attachment Screw
H&K Heckler & Koch
$0.00H&K B&T Style Sling Swivel with Attachment Screw Same part found on the HK German MP5K, SP5K end caps and the B&T folding brace and folding stocks. The sling swivel is made by HK in Germany the mounting hardware is made in the USA. This is...HKP-18150$0.00 -
Out Of Stock
H&K Clubfoot Central Buttstock Section
H&K Heckler & Koch
$0.00H&K Clubfoot Central Buttstock Section New HK German 21E, 23E Central Stock Section. Can Be Used On All HK Rifles. A Great Upgrade For That HK91/G3 or HK93,33,53. Many People Use These To Upgrade Their Existing Stocks For The Neat Look & Feel Of...HKP-00812$0.00 -
On Sale
H&K Elbow Spring Spacer For Full-Auto - USED SURPLUS - BLEMISHED
H&K Heckler & Koch
Now: $3.95Was: $5.95H&K Elbow Spring Spacer For Full-Auto - USED SURPLUS - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL.HKP-03330-BNow: $3.95Was: $5.95 -
Out Of Stock
H&K Elbow Spring Spacer For Semi-Auto
H&K Heckler & Koch
$0.00New HK German manufacture. Semi auto spacer for elbow spring on the HK 90 series trigger packs.HKP-01553$0.00 -
Out Of Stock
H&K Factory Central Buttstock Section - Black
H&K Heckler & Koch
$0.00H&K Factory Central Buttstock Section - Black New HK Factory German Central Butt Stock Section HK Black In Colour. This central section is 8 7/8" long overall. Latest HK German manufacture. Has a buffer hole opening of .80 inches in diameter and will...HKP-00239$0.00 -
Out Of Stock
H&K G3/91/PTR (7.62x51/.308) 4 Position (0,1,3,F Pictogram) Double Tang Trigger Housing- Clipped & Pinned
H&K Heckler & Koch
$0.00H&K G3/91/PTR (7.62x51/.308) 4 Position (0,1,3,F Pictogram) Double Tang Trigger Housing- Clipped & Pinned This ambidextrous HK trigger housing features a 4 position pictogram (0,1,3,F) and is set up in a semi-auto clipped & pinned...HKP-01515$0.00 -
H&K G36 (5.56/.223) 10 Round Factory Magazine - FDE
H&K Heckler & Koch
$87.95HK G36 10 Round Magazine in Flat Dark Earth (FDE) Compatible With: G36 G36K G36C Double Stack Capacity Magwell Converted SL8's Specifications: Capacity: 10-rounds Condition: New, rare find Manufacturer: HK GermanyHKP-18727$87.95 -
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 -
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 -
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 G36/SL8 Dual/Single Optic Front Sight Screw - Extended
H&K Heckler & Koch
$0.00Dual/Single Optic Longer Front Sight Screw - HK German HK German manufacturer. This is a required part if you want to install either the dual or single optic. Compatible With: HK G36 HK SL8HKP-00801$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 -
On 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 -
On Sale
H&K HK 416/MR556 Enhanced Buffer Tube - Commercial - BLEMISHED
H&K Heckler & Koch
Now: $171.95Was: $249.95H&K HK 416/MR556 Enhanced Buffer Tube - Commercial - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Genuine HK German manufactured 416, MR556 new...HKP-15424-BNow: $171.95Was: $249.95 -
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 417/G28 Patrol Handguard - RAL 8K
H&K Heckler & Koch
$1,849.95H&K HK 417/G28 Patrol Handguard - RAL 8000 Anodize HK 417/G28/MR762 PATROL HANDGUARD in RAL Anodizing - a factory genuine "Made in Germany" product. This rare find is a must-have for gun enthusiasts and collectors alike. Compatible With: HK 417 HK...HKP-21516$1,849.95 -
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