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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  • 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
    Out Of Stock
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    $74.95
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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
    Out Of Stock
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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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    Now: $111.71
    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: $37.99
    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: $37.99
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  • On Sale
    New - TPM - Grenade Bolt Knob - Titanium - HKP-20776 Bolt Knob - Grenade - Titanium
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    Bolt Knob - Grenade - Titanium

    Tactical Precision MFG

    Now: $24.95
    Was: $48.99
    TPM - Grenade Bolt Knob - Titanium TPM grenade bolt knobs are a great way to dress up any rifle. It has a great feel and looks fantastic. Can also fit any 5/16x24 threaded bolt handle.  Grenade Bolt Knob - Titanium  Dimensions: 1.90" x 7/8" x...
    HKP-20776
    Now: $24.95
    Was: $48.99
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    Now: $24.95
    Was: $48.99
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  • Used - HK G3 .22 20 Round Conversion Magazine - USED - HKP-20750 HK G3 .22 20 Round Conversion Magazine - USED
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    HK G3 .22 20 Round Conversion Magazine - USED

    $199.95
    HK G3 .22 20 Round Conversion Magazine - USED HK .22 caliber conversion kit 20-round magazine for The G3/91. Ideal for those that have the caliber conversion kit and wants to stack up on spare magazines. Condition is used to like new in the gray paint...
    HKP-20750
    $199.95
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    $199.95
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  • New - H&K HK MR556/HK 416 9" M-LOK Handguard - Black - HKP-19670 HK416, MR556 Handguard - 9" - M-LOK
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    HK416, MR556 Handguard - 9" - M-LOK

    H&K Heckler & Koch

    $244.95
    H&K HK MR556/HK 416 9" M-LOK Handguard - Black New HK German manufactured forearm for the HK 416 and MR556 firearm. Comes exactly as pictured.  Compatible With: HK MR556 HK 416
    HKP-19670
    $244.95
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    $244.95
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