HK Rifle / SMG Parts

HK Rifle / SMG Parts

Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!

Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.

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  • New - H&K MP5 & MP5K 9mm Magazine Floor Plate - HKP-01051 HK MP5, HK94, SP89, SP5K Magazine Floorplate - 9mm
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    HK MP5, HK94, SP89, SP5K Magazine Floorplate - 9mm

    H&K Heckler & Koch

    $10.95
    HK MP5, 94, MP5K, & SP-89 9mm Magazine Floor Plate - German HK New HK German manufacture. It will fit all HK MP5/MP5K magazines.
    HKP-01051
    $10.95
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    $10.95
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  • Out Of Stock
    New - H&K Trigger Pack Ejector Lever Axle - HKP-01091 HK Trigger Pack Ejector Lever Axle

    HK Trigger Pack Ejector Lever Axle

    H&K Heckler & Koch

    $19.95
    H&K Trigger Pack Ejector Lever Axle HK German ejector lever axle pin for all HK trigger packs. This 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...
    HKP-01091
    $19.95
    Out Of Stock
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  • Out Of Stock
    New - HKP (9mm) Thread Protector For Barrels - Threaded 1/2x28 - HKP-02646 HKP (9mm) Thread Protector For Barrels - Threaded 1/2x28 HKP HK Parts HKP-02646

    Thread Protector - 9mm, 5.56 / .223 - 1/2x28 RH

    HKP HK Parts

    $14.95
    HKP (9mm) Thread Protector For Barrels - Threaded 1/2x28 A must-have accessory to safeguard the threads on your threaded barrel, this thread protector is the finest available. It is the standard thread protector included with all HKPARTS threaded pistol...
    HKP-02646
    $14.95
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  • New - HKP 0,1 Extended Left Side Ambidextrous Selector Lever & Right Side Set - HKP-17229 HKP 0,1 Extended Left Side Ambidextrous Selector Lever & Right Side Set HKP HK Parts HKP-17229
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    Selector Lever Set - Ambi 0,1 - Extended Left Side

    HKP HK Parts

    $99.95
    Left Side Extended & Standard Right Side Ambidextrous Selector Lever Set- 0,1 New for the US market is a pair of ambi selector levers for use ambidextrous 9X series trigger packs and trigger groups. 2 position Safe & semi only functions 0,1 FBI...
    HKP-17229
    $99.95
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  • On Sale
    New - MKE HK MP5 Hammer Spring - HKP-22224 MKE HK MP5 Hammer Spring MKE HKP-22224
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    HK MP5, MP5K Hammer Spring - 9mm - US

    MKE

    Now: $3.89
    Was: $5.89
    MKE MP5/MP5K, AP5 Hammer Spring MKE MP5/AP5 replacement hammer spring.  Worn hammer springs can cause light primer strikes and misfires.  A great part to load up on for years of trouble free shooting. Crafted per HK specifications by MKE...
    HKP-22224
    Now: $3.89
    Was: $5.89
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    Now: $3.89
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  • New - H&K 93/91/33/53/G3 (5.56/.223) & (7.62x51/.308) Bolt Locking Lever Spring For Bolt Head - HKP-16274
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    HK33, HK53, HK93, HK91, G3 Bolt Locking Lever Spring for Bolt Head

    H&K Heckler & Koch

    $4.95
    HK Bolt Carrier Bolt Locking Lever Spring New HK German factory bolt carrier locking lever spring for locking lever latch. Compatible With: HK G3, HK91 PTR models HK93, 33, 53 Other clones and custom builds
    HKP-16274
    $4.95
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    $4.95
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  • New - H&K HK MR556/MR762/416 Clamping Sleeve Safety Lever - HKP-15252
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    HK416, MR556, MR762 Clamping Sleeve Safety Lever

    H&K Heckler & Koch

    $7.95
    H&K HK MR556/MR762/416 Clamping Sleeve Safety Lever There are one of the same pin on both sides. Compatible with: HK MR556 HK 416 HK MR762
    HKP-15252
    $7.95
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    $7.95
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  • New - H&K G36/SL8 (5.56/.223)Forearm, Lower, Magwell - Push Pin - HKP-00804
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    HK G36, SL8 Locking Push Pin for Handguards, Lowers, Magwells - Heckler and Koch

    H&K Heckler & Koch

    $48.95
    New HK German G36 & HK SL8 Push Pin For Forearm, Mag Well Or Lower Each push pin is a factory German part and is new. This is also required for those doing the SL8 to G36 style conversions. A factory German G36 uses three of these factory push pins...
    HKP-00804
    $48.95
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  • On Sale
    New - AC-Unity HK PSG1 Style Sniper Pistol Grip - HKP-21628 HK G3 Pistol Grip - PSG1 Sniper Style
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    HK G3 Pistol Grip - PSG1 Sniper Style

    AC-Unity

    Now: $29.95
    Was: $39.95
    AC-Unity HK PSG1 Style Sniper Pistol Grip The new AC Unity Pistol Grip/Sniper Grip is a great upgrade if you want the PSG1 style grip frame for your HK firearm. The grip features an ambidextrous palm shelf for increased stability and weapon control...
    HKP-21628
    Now: $29.95
    Was: $39.95
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  • New - HKP HK 416 .22 Bench Mat - HKP-17279 HK416 Bench Mat - .22 LR
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    HK416 Bench Mat - .22 LR

    HKP HK Parts

    $24.95
    HK 416 .22 LR Bench, Gunsmithing Mat  Our HK 416 .22 bench mat is the perfect cleaning & repair mat designed specifically for your HK 416 .22 models. Have fun and learn while you work on your favorite H&K firearm. The soft top protects your...
    HKP-17279
    $24.95
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  • New - H&K G3 Crush Washer For Buffer Screw - HKP-16984
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    HK G3 Buffer Screw Crush Washer

    H&K Heckler & Koch

    $0.95
    HK G3 Crush Washer For Buffer Screw
    HKP-16984
    $0.95
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    $0.95
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  • HK MP5, MP5K Cocking Handle - Enhanced HK MP5, MP5K Cocking Handle - Enhanced
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    HK MP5, MP5K Cocking Handle - Enhanced

    HKP HK Parts

    $39.95
    HKP HK MP5, MP5K Cocking Handle - Enhanced The HKP enhanced cocking handle is just like our MP5 extended cocking handle but was designed to also function with UTG monolithic M-LOK handguards. Available exclusively at HK Parts. Specifications: Made...
    HKP-22382
    $39.95
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    $39.95
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