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 MR556 A4/416 A5 Gas Block Spring - HKP-22060 HK416 A5, MR556 A4 Gas Block Spring
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    HK416 A5, MR556 A4 Gas Block Spring

    H&K Heckler & Koch

    $19.95
    HK Heckler and Koch HK416 A5, MR556 A4 Gas Block Spring German-made gas block spring for the HK MR556 A4 and HK416 A5. Compatible With: MR556 A4 HK416 A5
    HKP-22060
    $19.95
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    $19.95
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  • New - H&K MR556/416 E2 Charging Handle - HKP-22021 HK416, MR556 Charging Handle - E2
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    HK416, MR556 Charging Handle - E2

    H&K Heckler & Koch

    $153.95
    Heckler and Koch E2 Charging Handle for HK416, MR556 Factory HK charging handles for the MR556, HK416 platform. The standard MR556 charging handle allows the release latch to be configured on either the right or left side for user preference. The HK E2...
    HKP-22021
    $153.95
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    $153.95
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  • New - Strike Industries HK MP5 .22LR Dual Folding Stock w/ Adapter - HKP-21769-M HK MP5 Dual Folding Stock with Adapter - .22LR
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    HK MP5 Dual Folding Stock with Adapter - .22LR

    HKP HK Parts / Strike Industries

    $319.95
    Strike Industries HK MP5 .22LR Dual Folding Stock with Adapter The Strike Industries Dual Folding Stock paired with the HKP MP5 .22LR picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...
    HKP-21769-M
    $319.95
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    $319.95
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  • New - Nefarious Arms HK MR556/416 11" A5 Barrel - HKP-21839 HK416 A5, MR556 A4 Barrel - 5.56 - 11" - Threaded 1/2"x28 - A5
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    HK416 A5, MR556 A4 Barrel - 5.56 - 11" - Threaded 1/2"x28 - A5

    Nefarious Arms

    $594.95
    Nefarious Arms HK MR556/HK416 11" A5 Barrel ***THE BARREL EXTENSION RIM IS MARKED "HAUS" DUE TO AN ERROR BY THE BARREL EXTENSION SUPPLIER.  THE MARKING IS NOT VISIBLE ONCE INSTALLED.  THESE BARRELS ARE GENUINE NEFARIOUS BARRELS AS NEFARIOUS...
    HKP-21839
    $594.95
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    $594.95
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  • On Sale
    New - Magpul / HKP HK MP5 SSTG - HKP-21261-M HK MP5, SP5 Trigger Group - Single Stage - SSTG
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    HK MP5, SP5 Trigger Group - Single Stage - SSTG

    Magpul

    Now: $499.95
    Was: $639.95
    SSTG Magpul trigger group The Single Stage Trigger Group is a blend between the past and future. The trigger pack begins life as a factory German trigger pack before being professionally converted into a semi-auto trigger pack. After the conversion, each...
    HKP-21261
    Now: $499.95
    Was: $639.95
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    Now: $499.95
    Was: $639.95
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  • On Sale
    New - KDG HK MR556 10" M-LOK Rail System - Black - HKP-19246 HK MR556 Rail System - 10" - M-LOK
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    HK MR556 Rail System - 10" - M-LOK

    KDG Kinetic Development Group

    Now: $279.95
    Was: $374.95
    KDG HK MR556 10" M-LOK Rail System Direct-mount rail system designed to replace the factory HK MR556 handguard. Features a continuous monolithic Picatinny rail at the 12 o’clock position and M-LOK mounting slots at the 3, 6, and 9 o’clock...
    HKP-19246
    Now: $279.95
    Was: $374.95
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    Now: $279.95
    Was: $374.95
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  • HK G36C, SL8 Flash Hider - 4 Prong - Threaded 15x1 RH
HK G36C, SL8 Flash Hider - 4 Prong - Threaded 15x1 RH
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    HK G36C, SL8 Flash Hider - 4 Prong - Threaded 15x1 RH

    GSG9

    $86.95
    GSG9 4 Prong Flash Hider - 15x1 RH Finest quality 4-prong flash hider that is threaded 15x1 right-hand twist (factory HK thread pitch). Perfect for the SL8, G36C, or other type of HK conversion. It also counts as one US-made part for 922R compliance...
    HKP-00631
    $86.95
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    $86.95
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  • New - Wasatch Arms Keymount Muzzle Brake - Threaded 5/8x24 - HKP-20298 Keymount Muzzle Brake - Threaded 5/8x24
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    Keymount Muzzle Brake - Threaded 5/8x24

    Wasatch Arms

    $89.95
    Wasatch Arms Keymount Muzzle Brake - Threaded 5/8x24 The Wasatch Arms keymount brake is compatible with the Dead Air keymount system. The brake has no outisde flats, so there is no need for timing shims or crush washers...
    HKP-20298
    $89.95
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    $89.95
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  • New - H&K MP5, 93/53/33, PTR (9mm, 40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,2 Pictogram) Burst Universal Housing - Clipped & Pinned - HKP-19800 HK MP5, SP5, HK93 Trigger Housing - Burst 3 Position 0,1,2 Pictogram - Clipped and Pinned
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    HK MP5, SP5, HK93 Trigger Housing - Burst 3 Position 0,1,2 Pictogram - Clipped and Pinned

    H&K Heckler & Koch

    $234.95
    H&K MP5, 93/53/33, PTR (9mm, 40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,2 Pictogram) Burst Universal Housing - Clipped and Pinned This factory German 3 position burst housing (0,1,2) is designed for multiple calibers and applications. It features a...
    HKP-19800
    $234.95
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    $234.95
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  • New - Surefire Procomp AR Rifles (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 RH - HKP-19486 Procomp AR Rifles Muzzle Brake - 7.62x51 / .308 - Threaded 5/8x24 RH
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    Procomp AR Rifles Muzzle Brake - 7.62x51 / .308 - Threaded 5/8x24 RH

    Surefire

    $95.00
    Surefire Procomp AR Rifles (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 RH The SureFire PROCOMP muzzle brake is designed for AR10/LR308 rifles and variants with 5/8x24 muzzle threads. It significantly reduces recoil impulse and features neutral porting...
    HKP-19486
    $95.00
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    $95.00
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  • New - H&K HK MR762 Bolt Carrier - HKP-16626 HK417, MR762 Bolt Carrier
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    HK417, MR762 Bolt Carrier

    H&K Heckler & Koch

    $519.95
    H&K HK MR762 Bolt Carrier New HK German production. Compatible With: HK MR762A1, A4 HK 417
    HKP-16626
    $519.95
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    $519.95
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  • New - H&K HK MR762/417 Handguard Grooved Pin - HKP-16822
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    HK417, MR762 Handguard Pin - Grooved

    H&K Heckler & Koch

    $11.95
    H&K HK MR762, 417 Handguard Grooved Pin   Hechler & Koch grooved pin for HK MR762 and HK 417 handguards.   Compatible With: HK MR762 HK417
    HKP-16822
    $11.95
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    $11.95
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