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
    New - HKP Spare Buffer For Folding Stocks & End Caps - HKP-17886 HK Spare Buffer For Folding Stocks & End Caps
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    HK Spare Buffer For Folding Stocks & End Caps

    HKP HK Parts

    Now: $7.96
    Was: $9.95
    HKP Spare Buffer For Folding Stocks & End Caps New US manufactured flat style "H"buffer to replace the factory HK buffer on MP5K folding stocks and end caps. As well as a spare or replacement buffer for the MP5 & MP5K folding B&T stocks. Made...
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    New - Magpul 50 Round HK MP5, MP5K PMAG D-50 Drum - HKP-19536
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    HK MP5, MP5K PMAG D50 Drum - 50 Round

    Magpul

    Now: $112.45
    Was: $124.95
    Magpul - PMAG D-50 - MP5, SP5, Mp5K, SP5K Lightweight but incredibly strong, our PMAG D-50 MP is a highly reliable, 9x19mm Parabellum, 50-round drum magazine for HK94/MP5 large-format pistols and pistol caliber carbines. The PMAG D-50 MP boasts many of...
    Now: $112.45
    Was: $124.95
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    New - H&K 30 Round HK MP5/MP5K, SP5K/SP5K 9mm Magazine - RAL 8K - HKP-19354 HK MP5, MP5K, SP5K, SP5K Magazine - 30 Round - 9mm - RAL8000
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    HK MP5, MP5K, SP5K, SP5K Magazine - 30 Round - 9mm - RAL8000

    H&K Heckler & Koch

    Now: $76.45
    Was: $84.95
    New OEM Factory German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine  - RAL 8K Factory Heckler & Koch 9mm, 30-round magazine finished in RAL8000.  These magazines are painted by the factory in Germany. Compatible With: HK...
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    Was: $84.95
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    New - Magpul HK MP5K, HK SP5K, HK SP89 SL Hand Guard - Black - HKP-19310 HK MP5K, SP5K, SP89 Handguard - SL
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    HK MP5K, SP5K, SP89 Handguard - SL

    Magpul

    Now: $42.71
    Was: $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,...
    Now: $42.71
    Was: $47.45
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    New - H&K HK 416-A5 Enhanced Ambi Bolt Release - HKP-19463 HK416A5, MR556 Bolt Catch, Release - Enhanced - Ambi
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    HK416A5, MR556 Bolt Catch, Release - Enhanced - Ambi

    H&K Heckler & Koch

    Now: $58.46
    Was: $64.95
    HK German Enhanced ambi 416 Bolt Release - HK 416 A5 The real deal HK German HK416A5 bolt release. Made from hardened steel.
    Now: $58.46
    Was: $64.95
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    New - HKP MP5 & MP5K 9MM Magazine Follower - RED - HKP-18302 HK MP5, MP5K Magazine Follower - 9mm - RED
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    HK MP5, MP5K Magazine Follower - 9mm - RED

    HKP HK Parts

    Now: $7.16
    Was: $8.95
    HKP MP5 & MP5K 9MM Magazine Follower - RED Teflon infused glass filled polymer red colored follower that will work with all HK MP5, MP5K 9mm curved magazines. A drop in item that allows you to swap the follower to a red follower. A great training or...
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    Was: $8.95
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    New - HKP MP5, HK94 & SP5K Rear Sight Drum & Base - HKP-17512 HK MP5, HK94, SP5K Rear Sight Drum and Base - US
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    HK MP5, HK94, SP5K Rear Sight Drum and Base - US

    HKP HK Parts

    Now: $42.78
    Was: $53.47
    HKP MP5, HK94 & SP5K Rear Sight Drum & Base Finally an affordable factory correct rear sight that does not break the bank or lead to settling for inferior 3rd world produced pot metal cast MP5 rear sights. We offer the only set that includes an...
    Now: $42.78
    Was: $53.47
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    New - HKP HK UMP .45 & UMP .40 Dual Magazine Clamp - HKP-19539-M HK UMP .45, .40 Dual Magazine Clamp
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    HK UMP .45, .40 Dual Magazine Clamp

    Now: $44.96
    Was: $49.95
    UMP .45/.40 Dual Magazine Clamp The UMP mag clamp fits all .45 and .40 UMP magazines. Holds two magazines together for ease of use and easy access to 2 magazines. Billet machined and hard coat anodized.   Features: Made in the USA Dual-Magazine...
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    Was: $49.95
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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
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    HK MP5, MP5K Optic Mount - Low Profile - Aimpoint T1, H1, T2

    B&T Brugger & Thomet

    Now: $90.00
    Was: $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...
    Now: $90.00
    Was: $100.00
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    New - H&K UMP (.45 ACP) 25 Round Magazine - HKP-00605 HK UMP (.45 ACP) 25 Round Magazine
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    HK UMP (.45 ACP) 25 Round Magazine

    H&K Heckler & Koch

    Now: $131.35
    Was: $145.95
    New HK German Non-LE/Mil Marked UMP .45 ACP 25 Round Magazine The UMP .45 magazines will fit all UMP factory firearms as well as the USC's that have been converted to accept UMP magazines. Compatible With: HK UMP .45 HK USC to UMP . 45 conversions HK...
    Now: $131.35
    Was: $145.95
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    Used - HK MP5, HK SP5 Rear Sight Sets Complete - HKP-19365
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    HK MP5, HK SP5 Rear Sight Sets Complete

    H&K Heckler & Koch

    Now: $71.95
    Was: $79.95
    MP5, HK94 & SP5K Rear Sight Set Complete - US/German Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly. All parts are German HK manufacture with the exception of the...
    Now: $71.95
    Was: $79.95
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    Was: $79.95
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    New - MP5 40/10 Extractor Spring - HKP-00409 HK MP5 Extractor Spring - 9mm / .40 S&W
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    HK MP5 Extractor Spring - 9mm / .40 S&W

    Now: $8.96
    Was: $9.95
    HK MP5 40/10 & .357 - Extractor Spring The extractor spring is the most common wear item on an MP5 and a must-have spare and replacement part. HK Germany no longer makes the MP5 40/10 extractor spring, and they are no longer available. Our offering...
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