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 MR556/CR556/MR762 H-Key 8 Rail Segment - HKP-17844 HK MR556, MR762, CR556 H-Key 8 Rail Segment
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    HK MR556, MR762, CR556 H-Key 8 Rail Segment

    HKP HK Parts

    $29.95
    HK MR556, CR556 & MR762 HKey Rail Segment - 8 Slot 8 slot picatinny rail segment for the new "HKey" style forearms. This rail section is designed to fit and attach to any of the new HKey style forearms now being shipped on the MR556, CR556, MR762 and...
    HKP-17844
    $29.95
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  • Used - H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Surplus - HKP-16270 HK91, G3 A2 Fixed Buttstock - Jungle Green - Surplus
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    HK91, G3 A2 Fixed Buttstock - Jungle Green - Surplus

    H&K Heckler & Koch

    $25.95
    H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Surplus Used jungle green German surplus stock complete. Ready to install on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts to be a complete stock ready...
    HKP-16270
    $25.95
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    $25.95
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  • New - H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Aluminum - HKP-00351 HK91, G3, PTR Magazine - 10 Round - Aluminum
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    HK91, G3, PTR Magazine - 10 Round - Aluminum

    H&K Heckler & Koch

    $69.95
    10-Round 308 Magazine For HK Rifles - Alloy Aluminum Each HK magazine is made by using a factory German HK 20-round mag, that is then professionally converted to 10 rounds. Perfect for shooting bench or prone as the 20-round magazines are too long and...
    HKP-00351
    $69.95
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    $69.95
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  • New - PTR Triple Frame/Front Sight Tower for PTR Barrels - HKP-16325
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    HK PTR91 Triple Frame Sight Tower

    H&K Heckler & Koch

    $49.95
    PTR Triple Frame/Front Sight Tower for PTR Barrels This is a German HK triple frame that has been machined to accept the larger profile of the PTR barrels. Ready to use on your PTR91 barrels. Each sight tower includes machined front sight tower to fit...
    HKP-16325
    $49.95
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  • New - HKP MP5 9mm Pistol Build Kit With Flat, Top Rail & Weldment Set - HKP-18039
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    HK MP5 Parts Kit - Pistol Build - Receiver Flat and Weldment Set - 9mm

    HKP HK Parts

    $1,699.95
    MP5 9mm Pistol Build Kit Complete German & USA Made Parts MP5 9mm parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts to be legal as a pistol (N/A) rifle, or SBR...
    HKP-18039
    $1,699.95
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    $1,699.95
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  • New - HKP MP5 10mm Pistol Build Kit - HKP-18409 HK MP5 Parts Kit - 10mm - Pistol
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    HK MP5 Parts Kit - 10mm - Pistol

    HKP HK Parts

    $1,879.95
    HKP HK Parts HK MP5 Parts Kit - 10mm - Pistol With Flat, Top Rail, and Weldment Set - 10mm HK Parts MP5 Build Kit is the best priced value available anywhere. There is a limited supply and they will be gone before you know it. The MP5 10mm parts kit...
    HKP-18409
    $1,879.95
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    $1,879.95
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  • New - Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine - HKP-18006 Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine Magpul HKP-18006
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    HK416, MR556 AR-15 Drum Magazine - PMAG D60 - 60 Round

    Magpul

    $135.95
    Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine The PMAG D60 is a durable, lightweight, highly reliable 60-round 5.56x45 NATO/.223 Remington polymer drum magazine for AR15/M4 compatible weapons. The unique drum configuration keeps the height of...
    HKP-18006
    $135.95
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  • HK MP5K Apparel - Hats, Patches, and Shirts - V2 HK MP5K Apparel - Hats, Patches, and Shirts - V2
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    HK MP5K Apparel - Hats, Patches, and Shirts - V2

    HKP HK Parts

    $0.00
    HKP HK MP5K Apparel and Patch Collection - Version 2 Represent your platform with the HK Parts K Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...
    HKP-22455-M
    $0.00
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  • On Sale
    New - AC-Unity HK93 Wide Handguard - Short - HKP-21638 HK93 Wide Handguard - Short
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    HK93 Wide Handguard - Short

    AC-Unity

    Now: $59.95
    Was: $78.95
    AC-Unity HK93 Wide Handguard - Short AC-Unity wide/short handguard, specifically designed for the HK33, HK93,HK34 and G3K. This handguard is also the perfect fit for PTR rifles utilizing the shorter HK93 length handguards. The perfect option to match up...
    HKP-21638
    Now: $59.95
    Was: $78.95
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    Now: $59.95
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  • New - Magpul M-Lok Tape Switch - Surefire ST - HKP-21480 Surefire ST Mounting Plate - Tape Switch - M-LOK
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    Surefire ST Mounting Plate - Tape Switch - M-LOK

    Magpul

    $14.95
    Magpul M-Lok Tape Switch - Surefire ST The M-LOK tape switch mounting plate is designed to attach surefire ST pressure pads on M-LOK compatible systems. It is molded of the same high quality polymer as other Magpul products, combining light weight with...
    HKP-21480
    $14.95
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  • Used - Compression Rod - 90's Series - Titanium - HKP-20887 HK 90's Series Compression Rod - Titanium
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    HK 90's Series Compression Rod - Titanium

    HKP HK Parts

    $29.95
    Compression Rod - 90's Series - Titanium The H&K burst trigger pack compression rods and compression rod springs are the foremost wear/breakage components in burst packs. This replacement compression rod is constructed from titanium, offering...
    HKP-20887
    $29.95
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  • Out Of Stock
    New - H&K HK G36 Magwell - Black - HKP-00625 HK G36 Magwell

    HK G36 Magwell

    H&K Heckler & Koch

    $79.95
    H&K HK G36 Magwell - Black Factory German G36 magwell.  Great for a replacement component or a critical piece of the puzzle when converting an SL8 to a G36.  Compatible with factory HK and Magpul G36 magazines alike. Compatible With: HK...
    HKP-00625
    $79.95
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