All Parts

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 MR556/416 Forward Assist Assembly H&K HK MR556/416 Forward Assist Assembly
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    H&K HK MR556/416 Forward Assist Assembly

    H&K Heckler & Koch

    $68.95
    HK 416, MR556 Forward Assist Assembly H&K Germany factory MR556 & HK416 forward assist assembly complete. Compatible With: HK 416 HK MR556
    HKP-16528
    $68.95
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  • H&K HK MR556/416 Hammer
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    H&K HK MR556/416 Hammer

    H&K Heckler & Koch

    $189.95
    HK German 416 & MR556 Full Auto Hammer This is the hammer and spring assembly with no side bushing included.  Compatible With: HK MR556 HK 416 Please Note: This batch homes from HK and does not include the bushing.
    HKP-02673
    $189.95
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    H&K HK MR556/416 Handguard Picatinny Profile - Black H&K HK MR556/416 Handguard Picatinny Profile - Black
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    H&K HK MR556/416 Handguard Picatinny Profile - Black

    H&K Heckler & Koch

    $0.00
    Handguard with Picatinny profile on 3, 6 and 9 o'clock, STANAG 4694 profile on 12 o'clock.Fits all: HK 416 A5 - 14.5" HK 416 A5 - 16.5" HK 416 A5 - 20"
    HKP-18493
    $0.00
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    H&K HK MR556/416 Titanium Barrel Nut H&K HK MR556/416 Titanium Barrel Nut
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    H&K HK MR556/416 Titanium Barrel Nut

    HKP HK Parts

    $99.95
    Titanium HK MR556, HK 416 Barrel Nut Or Socket For Barrel A must have repair and replacement part for removal or when you have any work done to your barrel as the barrel nut may become damaged in the removal and installation processes. Made in the USA...
    HKP-17275
    $99.95
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    H&K HK MR556/MR223 A5 Incomplete Upper Receiver - Black H&K HK MR556/MR223 A5 Incomplete Upper Receiver - Black
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    H&K HK MR556/MR223 A5 Incomplete Upper Receiver - Black

    H&K Heckler & Koch

    $0.00
    HK German Un-Assembled/Stripped HK MR556/MR223 A5 Upper Receiver Factory HK MR556 A5 upper receiver.  This is the semi-auto MR556 variant. Compatible With: HK MR556 HK MR223 HK 416*** Need a matching lower for your build?  STS416 A5 LOWER -...
    HKP-18785
    $0.00
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  • H&K HK MR556/MR762 Fixed Tactical Sling Adapter H&K HK MR556/MR762 Fixed Tactical Sling Adapter
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    H&K HK MR556/MR762 Fixed Tactical Sling Adapter

    H&K Heckler & Koch

    $129.95
    HK MR556 & MR762 Factory Sling Adapter - Fixed Factory HK German design & the finest design available & made to last. New HK manufactured part to allow the factory HK416, MR762 slings  to fit & work on the MR556, MR762 as this adds...
    HKP-17553
    $129.95
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    H&K HK MR556/MR762/416 Buffer Staking Tool
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    H&K HK MR556/MR762/416 Buffer Staking Tool

    H&K Heckler & Koch

    $0.00
    HK 416, MR556 & MR762, HK 417 - Buffer Staking Tool - German HK Rare HK factory HK staking tool for the castle nut to be staked. These took over 3 years to get and offered for cost while supplies last! Each tool is the factory correct tool used for...
    HKP-16945
    $0.00
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  • H&K HK MR762 Hammer Complete - Black H&K HK MR762 Hammer Complete - Black
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    H&K HK MR762 Hammer Complete - Black

    H&K Heckler & Koch

    $179.95
    H&K HK MR762 Hammer Complete - Black HK MR762 Hammer, Hammer Spring & bushing as a complete hammer assembly. ALL NFA RULES APPLY!
    HKP-16614
    $179.95
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  • H&K HK MR762/417 Charging Handle Catch H&K HK MR762/417 Charging Handle Catch
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    H&K HK MR762/417 Charging Handle Catch

    H&K Heckler & Koch

    $65.95
    HK MR762, HK417 Extended Charging Handle Catch Complete  New HK German manufacture. A great part to have on hand as these are prone to breakage and wear. Compatible With: MR762 HK 417 HK G28
    HKP-16852
    $65.95
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  • H&K HK MR762/417 Cylindrical Pin For Stop Pin
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    H&K HK MR762/417 Cylindrical Pin For Stop Pin

    H&K Heckler & Koch

    $9.95
    HK 417 & MR762 Cylindrical Pin For Stop Pin The HK 2 x 18 mm pin designed for use with the rear take down pin detent and spring. Compatible With: MR762 HK 417
    HKP-16619
    $9.95
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    H&K HK MR762/417 Extended Picatinny Handguard w/ Flip Up Front - Black H&K HK MR762/417 Extended Picatinny Handguard w/ Flip Up Front - Black
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    H&K HK MR762/417 Extended Picatinny Handguard w/ Flip Up Front - Black

    H&K Heckler & Koch

    $0.00
    HK MR762, HK 417 Extended Quad Rail With Flip Up Front SightEach unit comes with both of the mounting screws, a flip up front sight assembly for emergency use as a backup sight. HK's extended 13" rail allows for longer sight radius and more rail space...
    HKP-17331
    $0.00
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    H&K HK MR762/417 Slim Line Stock - Black H&K HK MR762/417 Slim Line Stock - Black
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    H&K HK MR762/417 Slim Line Stock - Black

    H&K Heckler & Koch

    $0.00
    HK MR762, HK 417 Slim Line Retractable StockNew From HK Germany the slim line retractable stock fits all MR762, HK 417 buffer tubes. Marked with the HK logo and issued on specialized HK 417, MR762 rifles.Fits all: HK MR762 HK 417 HK G28 Other AR .308...
    HKP-17135
    $0.00
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    H&K HK MR762/417/G28 Bolt Head Complete H&K HK MR762/417/G28 Bolt Head Complete
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    H&K HK MR762/417/G28 Bolt Head Complete

    H&K Heckler & Koch

    $0.00
    HK German 417 & MR762 Bolt Head Complete - .308/7.62 New HK German manufacture Compatible With: HK MR762 HK MR308 HK G28
    HKP-18143
    $0.00
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  • H&K HK MR762/417/G28 Factory Brass Catcher - RAL 8K
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    H&K HK MR762/417/G28 Factory Brass Catcher - RAL 8K

    H&K Heckler & Koch

    $844.95
    German HK MR762, HK 417 & G28 Factory Brass Catcher - RAL 8000 (Tan) New HK German manufactured MR762, G28, HK 417 Factory Brass Catcher in tan (RAL 8000). Quick detach with zipper release to empty fired cases in a hurry with the utmost in efficiency...
    HKP-17713
    $844.95
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  • H&K HK P30, P30S 9mm Barrel - Black H&K HK P30, P30S 9mm Barrel - Black
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    H&K HK P30, P30S 9mm Barrel - Black

    H&K Heckler & Koch

    $269.95
    New HK German P30, P30S Standard 9mm Factory Barrel Brand new factory German HK P30, P30S 9mm Standard Length Barrel - 3.85" Cold hammer Forged, date coded, and proofed barrel.
    HKP-01828
    $269.95
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  • H&K HK P30/P2000 Bushing DAO
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    H&K HK P30/P2000 Bushing DAO

    H&K Heckler & Koch

    $9.95
    H&K HK P30/P2000 Bushing DAO New HK German manufacture for the DAO variant.
    HKP-17425
    $9.95
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  • H&K HK P30/P30S Recoil Spring Guide Rod H&K HK P30/P30S Recoil Spring Guide Rod
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    H&K HK P30/P30S Recoil Spring Guide Rod

    H&K Heckler & Koch

    $49.95
    HK P30 & P30S Recoil Spring Guide Rod This is the guide rod portion of the recoil spring assembly. The rod is the only part included with no spring or rings.
    HKP-02247
    $49.95
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  • Sale
    H&K HK P7 PSP Front Sight 6.5mm
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    H&K HK P7 PSP Front Sight 6.5mm

    H&K Heckler & Koch

    Now: $22.95
    Was: $29.95
    HK P7 PSP Front Sight 6.5mm Compatible With: PSP
    HKP-01337
    Now: $22.95
    Was: $29.95
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    Now: $22.95
    Was: $29.95
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  • H&K HK P7 Series Disconnector, Sear Control Lever
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    H&K HK P7 Series Disconnector, Sear Control Lever

    H&K Heckler & Koch

    $49.95
    HK P7 Series Disconnector, Sear Control Lever New HK German factory part. Compatible With: PSP P7M8 P7M10 P7M13
    HKP-01308
    $49.95
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    H&K HK P7 Series Firing Pin
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    H&K HK P7 Series Firing Pin

    H&K Heckler & Koch

    $0.00
    HK German P7 Firing Pin For The Following HK P7 Series Of Pistols: HK P7 PSP HK P7 M8 HK P7 M10 HK P7 M13
    HKP-00796
    $0.00
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    $0.00
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  • H&K HK P7M8/P7M10/P7M13 Front Sight 6.8mm
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    H&K HK P7M8/P7M10/P7M13 Front Sight 6.8mm

    H&K Heckler & Koch

    $29.95
    Front Sight 6.8mm Compatible With: P7M8 P7M10 P7M13 Please Note: This is an incomplete front site as it does not have the sight insert.
    HKP-01391
    $29.95
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    $29.95
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  • H&K HK SL8 Trigger - Used H&K HK SL8 Trigger - Used
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    H&K HK SL8 Trigger - Used

    H&K Heckler & Koch

    $19.95
    HK SL8 Trigger - Used Compatible With: HK G36 HK SL8 HK UMP HK USC
    HKP-01896
    $19.95
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    $19.95
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