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 - HKP HK SL8 & HK G36 Top Rail Screw - HKP-20330 HK SL8, G36 Top Rail Screw

    HK SL8, G36 Top Rail Screw

    HKP HK Parts

    $5.95
    HK SL8 & G36 Top Rail Screw  This rail screw is the standard length rail screw used for all SL8 and G36 top rails. With the exception of the dual and single option models. A must have part and an easy part to loose or strip. Grab yours to have...
    HKP-20330
    $5.95
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  • New - Magpul HK MP5K, HK SP5K, HK SP89 SL Hand Guard - Black - HKP-19310 HK MP5K, SP5K, SP89 Handguard with Handstop - SL
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    HK MP5K, SP5K, SP89 Handguard with Handstop - SL

    Magpul

    $47.45
    Magpul HK MP5K, HK SP5K, HK SP89 SL Handguard The Magpul SL Handguard for the SP89/MP5K/SP5K is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics, anti-slip texturing,...
    HKP-19310
    $47.45
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  • New - H&K MP5/MP5K/SP5K 10 Round Magazine - HKP-17872 H&K MP5/MP5K/SP5K 10 Round Magazine H&K Heckler & Koch HKP-17872
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    HK MP5, HK94, SP89, SP5K Magazine - 9mm - 10 Round

    H&K Heckler & Koch

    $89.95
    H&K MP5/MP5K/SP5K 10 Round Magazine: Heckler & Koch factory fresh magazine from this current year's production. Mags hold 10 rounds only so this is ideal for restricted states or for those that want the mag to have a low profile. Compatible With:...
    HKP-17872
    $89.95
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  • New - KES HK MP5K Tailhook - HKP-21089 HK MP5K Stock Adapter - Tailhook KES
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    HK MP5K Stock Adapter - Tailhook KES

    Safety Harbor Firearms

    $279.95
    KES HK MP5K Tailhook The all-new KES for the MP5k is designed to fit HK clones with two pins affixing the rear receiver cap. Specifications: Guide rods slide into the existing slots present on the receiver Rods machined to go underneath the reinforcing...
    HKP-21089
    $279.95
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  • New - HKP Roller +5 - New - 8.05mm - HKP-19440 Bolt Head Locking Roller +5 - 8.05mm - New
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    Bolt Head Locking Roller +5 - 8.05mm - New

    HKP HK Parts

    $8.99
    Roller +5 - New - 8.05mm HK Parts Standard (8.05 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...
    HKP-19440
    $8.99
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  • New - H&K HK MR556/416 Tungsten Recoil Buffer - HKP-00041 HK416, MR556 Recoil Buffer - Tungsten
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    HK416, MR556 Recoil Buffer - Tungsten

    H&K Heckler & Koch

    $97.95
    Heckler and Koch Tungsten Recoil Buffer for HK MR556 and HK416 The proprietary tungsten HK-manufactured buffer is one of the reasons why the HK 416 and MR556 are as reliable as they are. This is the perfect addition to all AR/M16 uppers...
    HKP-00041
    $97.95
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  • New - Magpul HK MP5 .22LR SL Hand Guard - Black - HKP-20480 HK MP5 Handguard - SL - .22LR
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    HK MP5 Handguard - SL - .22LR

    Magpul

    $99.95
    Magpul HK MP5 .22LR SL Handguard This forearm has been CNC machined to fit the HK MP5 .22 model specifically. The factory unit will not fit. HK parts took the time and made the modification possible using a CNC machine that was dedicated to removing...
    HKP-20480
    $99.95
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    New - HKP .45 ACP Thread Protector - Threaded 16x1 LH - HKP-19669 Thread Protector - .45 ACP - 16x1 LH - US

    Thread Protector - .45 ACP - 16x1 LH - US

    HKP HK Parts

    $14.95
    HKP .45 ACP Thread Protector - Threaded 16x1 LH This .45 caliber thread protector fits all full-size and compact barrels with 16x1 LH threads. Made in the USA from stainless steel with a nitride finish, it's essential for protecting your threaded barrels...
    HKP-19669
    $14.95
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  • New - MI HK MP5 Tri-Rail Handguard - HKP-21485 HK MP5 Handguard - Tri-Rail
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    HK MP5 Handguard - Tri-Rail

    MI Midwest Industries

    $169.95
    MI HK MP5 Tri-Rail Handguard   Features: Professional grade one-piece design Tri-Rail 1913 Picatinny on 3 sides for accessory attachment Simple installation includes all tools Extremely lightweight design Features two anti-rotation QD sling swivel...
    HKP-21485
    $169.95
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  • New - HKP MP5, MP5K, HK94 Magazine Release Set - Germany, USA - HKP-17569 HK MP5, MP5K, HK94 Magazine Release Set
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    HK MP5, MP5K, HK94 Magazine Release Set

    HKP HK Parts / Heckler & Koch

    $94.95
    HKP and Heckler and Koch Complete Magazine Release Set for your 9mm HK MP5, HK MP5K, and HK94 - German or American Complete magazine paddle mag release kit that includes everything you need for the standard and paddle mag release on your HK 9mm...
    HKP-17569
    $94.95
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    New - B&T MP5, MP5K Low Mount For T1/H1 & T2 Aimpoint - HKP-16862 HK MP5, MP5K Optic Mount - Low Profile - Aimpoint T1, H1, T2

    HK MP5, MP5K Optic Mount - Low Profile - Aimpoint T1, H1, T2

    B&T Brugger & Thomet

    $100.00
    B&T MP5, MP5K Low Mount For T1/H1 & T2 Aimpoint Ideal for use with the Aimpoint line of T-1/T2 & H-1/H2 type of optics. This mount is the lowest low profile mount available for use with the T1/T2 style of mounting system. This same mounting...
    HKP-16862
    $100.00
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  • New - RCM HK MP5SD 9mm Barrel - Threaded 18x1 - HKP-02118 HK MP5SD Barrel - 9mm - 5.74" - Threaded 18x1
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    HK MP5SD Barrel - 9mm - 5.74" - Threaded 18x1

    RCM

    $199.95
    RCM HK MP5SD 9mm Barrel - Threaded 18x1 RCM HK Style MP5 SD Barrel.  Specifications:  Made In The USA Cold Hammer Forged Steel (CHF) 16 Fluted Chamber Threaded 18x1 Overall Length 5.74" Nitride Finish To Entire Surface Of Barrel...
    HKP-02118
    $199.95
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    $199.95
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