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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  • On Sale
    HK MP5, 90 Series, AP5 Sear - Friction - SEF and Navy Trigger Packs HK MP5, 90 Series, AP5 Sear - Friction - SEF and Navy Trigger Packs
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    HK MP5, 90 Series, AP5 Sear - Friction - SEF and Navy Trigger Packs

    MKE

    Now: $4.95
    Was: $8.95
    MKE AP5, MP5, 90 Series Friction Sear for SEF and Navy Trigger Packs Steel friction sear manufactured in Turkey for HK 90 Series trigger packs. Designed for use in SEF and Navy-style configurations, this component is commonly referred to as the catch...
    HKP-22521
    Now: $4.95
    Was: $8.95
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    Was: $8.95
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  • On Sale
    HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1 HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1
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    HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1

    MKE

    $42.95 - $59.95
    MKE AP5, HK MP5 Contoured Trigger Housing - 0,1 This contoured trigger housing is manufactured by MKE for MP5 and AP5 pattern firearms. Designed for 9mm platforms, it provides a factory-correct housing option for MP5-style trigger group assemblies...
    HKP-99361-M
    $42.95 - $59.95
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  • Out Of Stock
    HK33, HK93 Buttstock - A2 - Black HK33, HK93 Buttstock - A2 - Black

    HK33, HK93 Buttstock - A2 - Black

    $74.95
    Malaysian Contract Black A2 Stock for HK33, HK93 Malaysian contract black A2 fixed stock for HK33 or HK93 pattern rifles. Ideal as a correct-style replacement stock or to give your 5.56 roller-lock build a classic fixed-stock profile. Compatible...
    HKP-22428
    $74.95
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  • HK G36 Cheek Riser for Folding Stock HK G36 Cheek Riser for Folding Stock
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    HK G36 Cheek Riser for Folding Stock

    Haga Defense

    $82.00
    Haga Defense Cheek Riser for HK G36, HK G36C, HK G36K, HK G36 .22LR Folding Stocks Cheek riser for HK G36 rifles and compatible stocks. Raises cheek weld by ~20mm for proper sight alignment with iron sights, red dots, and low-mounted optics. Made from...
    HKP-22359
    $82.00
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  • On Sale
    HK MP5, G3, PTR, HK93 Push Button for Magazine Catch H&K Heckler & Koch HKP-22325 HK MP5, G3, PTR, HK93 Push Button for Magazine Catch H&K Heckler & Koch HKP-22325
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    HK MP5, G3, HK93 Magazine Catch Push Button- Used

    H&K Heckler & Koch

    Now: $4.95
    Was: $8.95
    H&K MP5, G3, PTR, HK93 Push Button for Magazine Catch - Used   Factory original HK push button replacement part. Limited quantity available.   This is a used part, sold AS-IS, and is not eligible for return.  Compatible...
    HKP-99316
    Now: $4.95
    Was: $8.95
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  • New - Magpul UCS - Universal Carbine Stock - HKP-22171-M UCS Universal Carbine Stock - M1913 rail
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    UCS Universal Carbine Stock - M1913 rail

    Magpul

    $209.95
    Magpul UCS Universal Carbine Stock The Magpul UCS (Universal Carbine Stock) is designed to be the ideal lightweight supplement to the vast array of firearms utilizing a vertical M1913 rail on the rear of the receiver for stock fitment. To accommodate the...
    HKP-22171-M
    $209.95
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  • Used - H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - Alpine Green - HKP-21847 HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Alpine Green
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    HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Alpine Green

    H&K Heckler & Koch

    $139.95
    Surplus - Fixed Stock - OD Green - HK93,33,53 German military surplus but hand-picked to give you the best of the lot.  Ready to install on your HK or clone rifle. Each stock features the correct all-metal backplate painted in HK black...
    HKP-21847
    $139.95
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  • Out Of Stock
    New - B&T Aimpoint ACRO / NANO 39mm QD Mount - HKP-21761 Picatinny Optic Mount - 39mm - Aimpoint ACRO / NANO

    Picatinny Optic Mount - 39mm - Aimpoint ACRO / NANO

    B&T Brugger & Thomet

    $85.00
    B&T Aimpoint ACRO / NANO 39mm QD Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail.  Keep your optic profile compact with this Swiss made mount. Compatible With: Any firearm featuring...
    HKP-21761
    $85.00
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    $85.00
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  • Out Of Stock
    New - B&T Aimpoint ACRO / NANO 30mm QD Mount - HKP-21742 Picatinny Optic Mount - 30mm - Aimpoint ACRO, NANO

    Picatinny Optic Mount - 30mm - Aimpoint ACRO, NANO

    B&T Brugger & Thomet

    $98.00
    B&T Aimpoint ACRO / NANO 30mm QD Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail.  Keep your optic profile compact with this Swiss made mount. Compatible With: Any firearm featuring...
    HKP-21742
    $98.00
    Out Of Stock
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    $98.00
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  • New - B&T HK MP5 - MBT Stock - HKP-21422 HK MP5 Folding Stock - MBT
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    HK MP5 Folding Stock - MBT

    B&T Brugger & Thomet

    $650.00
    B&T Brugger and Thomet MBT Stock for HK MP5 B&T MBT folding stock for HK MP5. Polymer stock and adapter.  Features: 8 position length adjustment Telescoping cheek riser with 3 position height adjustment Folds to the right canted downward...
    HKP-21422
    $650.00
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    $650.00
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  • On Sale
    New - Strike Industries HK MP5 Drop-In MOD2 Stock - HKP-21331-M HK MP5 Stock - MOD2 - Strike Industries
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    HK MP5 Stock - MOD2 - Strike Industries

    HKP HK Parts / Strike Industries

    Now: $111.71
    Was: $199.95
    Strike Industries HK MP5 Drop-In MOD2 Stock We pair our MP5 AR Stock adapter with this Strike MOD2 stock to give you a drop-in MP5 stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock.  Only available here at HK...
    HKP-21331-M
    Now: $111.71
    Was: $199.95
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    Was: $199.95
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  • On Sale
    New - TPM Grenade Bolt Knob – Bronze - HKP-20909 Bolt Knob - Grenade – Bronze
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    Bolt Knob - Grenade – Bronze

    Tactical Precision MFG

    Now: $19.95
    Was: $100.00
    TPM Grenade Bolt Knob – Bronze These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Specifications: Dimensions: 1.90″ x 7/8″ x 7/8″ Weight: 2 oz. Threading: 5/16×24
    HKP-20909
    Now: $19.95
    Was: $100.00
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    Now: $19.95
    Was: $100.00
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