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 HK SEF & Navy 3 Position Trigger Spring - HKP-22178
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    HK90 Trigger Spring- 3 Position - SEF and Navy

    H&K Heckler & Koch

    $9.95
    H&K HK SEF & Navy 3 Position Trigger Spring Elevate your HK 90 series performance with a factory-fresh trigger spring, designed for both semi and full-auto models. These are an essential upgrade for any 90 series owner, ensuring optimal...
    HKP-22178
    $9.95
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  • Out Of Stock
    New - H&K MR556/MR762/416/417 A4 Battle Grip - Black - HKP-22028 HK416, MR556, HK417 A4, MR762 Pistol Grip - Black

    HK416, MR556, HK417 A4, MR762 Pistol Grip - Black

    H&K Heckler & Koch

    $16.95
    H&K MR556/MR762/416/417 A4 Battle Grip - Black Factory H&K battle grip in black. Compatible With: MR556 A1/A4 HK416 HK MR762 A1/A4 HK 417 HK M27 HK G28 AR-15, M4, & M16 Platforms
    HKP-22028
    $16.95
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  • New - H&K 93/53/33 & HK21E/23E Cocking Handle Pivot Pin - HKP-21746 HK33, HK53, HK93, HK21E, 23E Cocking Handle Pivot Pin
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    HK33, HK53, HK93, HK21E, 23E Cocking Handle Pivot Pin

    H&K Heckler & Koch

    $18.95
    H&K 93/53/33 & HK21E/23E Cocking Handle Pivot Pin This genuine H&K cocking handle pivot pin allows smooth operation of the charging handle assembly. While the nipple on the 21E pin is slightly shorter than the 33 pin, it remains fully...
    HKP-21746
    $18.95
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  • New - B&T 1/2x28 to Tri-lug Adapter for 9mm - HKP-21752 Tri-Lug Adapter - 1/2x28 RH to Tri-Lug - 9mm - B&T
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    Tri-Lug Adapter - 1/2x28 RH to Tri-Lug - 9mm - B&T

    B&T Brugger & Thomet

    $125.00
    B&T 1/2x28 to Tri-Lug Adapter for 9mm Convert any 1/2x28 RH 9mm threaded barrel to the HK spec. tri-lug with B&T's Swiss-made adapter adapter threaded 1/2x28. Compatible With the Following 9mm Firearms: HK MP5, MP5K, SP5, SP5K HK UMP...
    HKP-21752
    $125.00
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    $125.00
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  • New - KCI 30 Round HK MP5 9mm Magazine - TiN Coated - HKP-21646 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm- TiN Coated
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm- TiN Coated

    KCI

    $99.95
    KCI 30 Round HK MP5 9mm Magazine - TiN Coated Elevate your gear with our TiN coated KCI magazines. Each magazine begins as a regular 9mm, 30 round mag that is expertly disassembled, coated with durable TiN, and meticulously reassembled for optimal...
    HKP-21646
    $99.95
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  • New - Magpul ACR Folding Stock Section - HKP-21302-M ACR Folding Stock - Section
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    ACR Folding Stock - Section

    Magpul

    $35.95
    Magpul ACR Folding Stock Section Factory Magpul replacement folding stock section for ACR Stocks. No hinge pin included. only a few on hand. Once they are all gone there will be no more! Don't miss the chance to obtain replacement stock sections while...
    HKP-21302-M
    $35.95
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    $35.95
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  • New - HKP MP5 Brace/Stock Adapter - Black - HKP-20677 HK MP5 Stock or Brace Adapter
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    HK MP5 Stock or Brace Adapter

    HKP HK Parts

    $149.95
    HKP MP5 Brace/Stock Adapter Our HK Parts stock adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your valuable firearm...
    HKP-20677
    $149.95
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  • HK93, HK33 Spare Parts Kit HK93, HK33 Spare Parts Kit
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    HK93, HK33 Spare Parts Kit

    H&K Heckler & Koch

    $209.95
    HKP HK93, HK33 Spare Parts Kit Spare parts kits for the most commonly worn parts needed to keep your HK93, HK33 going. This offering also includes a pouch to safely store all your replacement parts and needed tools to have on hand when required. This...
    HKP-20674
    $209.95
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  • New - H&K HK SL8, G36, Sight Rail w/ Flip Up Sights - HKP-17718 HK SL8, G36, Sight Rail - Flip Up Sights
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    HK SL8, G36, Sight Rail - Flip Up Sights

    H&K Heckler & Koch

    $598.95
    HK Heckler and Koch Aluminum Sight Rail with Front and Rear Flip Up Sights for HK SL8, G36 New production German HK SL8, G36 picatinny rail with flip up front and rear sights. The latest production rail option from HK. All metal and built to take a...
    HKP-17718
    $598.95
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    $598.95
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  • New - HK UMP .45 ACP Magazine Follower - HKP-20177 HK UMP Magazine Follower - .45 ACP - US
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    HK UMP Magazine Follower - .45 ACP - US

    USA

    $9.95
    HK UMP .45 Magazine Follower - USA New UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines both US or German
    HKP-20177
    $9.95
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  • New - Kaw Valley Precision .45 Mach 3-Lug Mount - HKP-19994 Omega K Mach 3-Lug Mount - .45 ACP
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    Omega K Mach 3-Lug Mount - .45 ACP

    Kaw Valley Precision

    $89.99
    Kaw Valley Precision .45 Mach 3-Lug Mount   Fully captured, enclosed system designed for use with the KVP MACH Linear Comp system. By utilizing 1-1/8"x28 TPI threads, the MACH 3-Lug Mount will fit many common silencer models such as the SilencerCo...
    HKP-19994
    $89.99
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  • New - Geissele HK 416 Super Modular M-LOK 14.5" Rail - Black - HKP-19806 HK416 Handguard - Super Modular Rail - 14.5" - M-LOK
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    HK416 Handguard - Super Modular Rail - 14.5" - M-LOK

    Geissele

    $504.00
    Geissele HK416 Super Modular M-LOK 14.5" Rail The Super Modular Rail HK416 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and...
    HKP-19806
    $504.00
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    $504.00
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