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 - AIM HK 93/33 (5.56/.223) Carbine Length Handguard - M-LOK - HKP-18177 HK91 Handguard - Carbine Length - M-LOK
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    HK91 Handguard - Carbine Length - M-LOK

    AIM

    $64.95
    HK 91, PTR RIFLE LENGTH HANDGUARD - M-LOK This sleek streamlined design is an ultra low profile handguard with generous mounting space to accept all M-LOK accessories. Superior ergonomics and simple, drop-in installation makes this the best HK pattern...
    HKP-18177
    $64.95
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    $64.95
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  • New - PTR HK MP5K 9mm 2 Positions (S,F Pictogram) Grip Frame Housing - Clipped & Pinned - HKP-16443 HK MP5K Grip Frame Housing - 2 Positions S,F Pictogram - Clipped and Pinned - 9mm
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    HK MP5K Grip Frame Housing - 2 Positions S,F Pictogram - Clipped and Pinned - 9mm

    PTR

    $159.95
    PTR HK MP5K 9mm 2 Positions (S,F Pictogram) Grip Frame Housing - Clipped and Pinned This HK aftermarket trigger housing will accept all SEF style trigger packs. This is made by PTR 91 to exact HK specs. This housing comes clipped and ready for a...
    HKP-16443
    $159.95
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    $159.95
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  • New - H&K XX Marked 9mm Strutted Hammer - HKP-00148 HK XX Marked 9mm Strutted Hammer
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    HK XX Marked 9mm Strutted Hammer

    H&K Heckler & Koch

    $159.95
    HK XX Marked 9mm Strutted Hammer Compatible With: MP5, 94, SP5 MP5K, SP89, SP5K MP5 40, MP5 10 Clones or other custom builds
    HKP-00148
    $159.95
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  • New - Magpul MOE Stock - Commercial Spec, AR15/M4 Carbines - HKP-10629
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    HK416, MR556 Carbine Stock - MOE - Commercial Spec

    Magpul

    $54.95
    Magpul MOE (Magpul Original Equipment) Commercial-Spec Model for AR15/M4 Carbines Made in the USA, the MOE stock Commercial-Spec Model is a drop-in replacement buttstock for AR15/M4 carbines using commercial-spec-sized receiver extension tubes. The...
    HKP-10629
    $54.95
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  • HK UMP, USC Recoil Rod Spring - Enhanced
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    HK UMP, USC Recoil Rod Spring - Enhanced

    HKP HK Parts

    $11.95
    HKP Enhanced Recoil Rod Spring for HK UMP, USC Upgrade or replace your UMP recoil system with HKP's enhanced heavy recoil rod spring from HK Parts. This spring is approximately 10 percent stronger than a standard recoil spring, making it ideal for...
    HKP-22507
    $11.95
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    $11.95
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  • HK UMP Apparel - Hats, Patches, and Shirts HK UMP Apparel - Hats, Patches, and Shirts
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    HK UMP Apparel - Hats, Patches, and Shirts

    HKP HK Parts

    $0.00
    HKP HK UMP Apparel and Patch Collection  Represent your platform with the HK Parts UMP Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...
    HKP-22459-M
    $0.00
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  • Out Of Stock
    HK33, HK93 Buttstock - A2 - Black HK33, HK93 Buttstock - A2 - Black

    HK33, HK93 Buttstock - A2 - Black

    $74.95
    Malaysian Contract Black A2 Stock for HK33, HK93 Malaysian contract black A2 fixed stock for HK33 or HK93 pattern rifles. Ideal as a correct-style replacement stock or to give your 5.56 roller-lock build a classic fixed-stock profile. Compatible...
    HKP-22428
    $74.95
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  • New - Magpul UCS - Universal Carbine Stock - HKP-22171-M UCS Universal Carbine Stock - M1913 rail
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    UCS Universal Carbine Stock - M1913 rail

    Magpul

    $209.95
    Magpul UCS Universal Carbine Stock The Magpul UCS (Universal Carbine Stock) is designed to be the ideal lightweight supplement to the vast array of firearms utilizing a vertical M1913 rail on the rear of the receiver for stock fitment. To accommodate the...
    HKP-22171-M
    $209.95
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  • Used - H&K 93/53/33 (5.56/.223) Surplus Fixed Stock - A2 - Alpine Green - HKP-21847 HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Alpine Green
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    HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Alpine Green

    H&K Heckler & Koch

    $139.95
    Surplus - Fixed Stock - OD Green - HK93,33,53 German military surplus but hand-picked to give you the best of the lot.  Ready to install on your HK or clone rifle. Each stock features the correct all-metal backplate painted in HK black...
    HKP-21847
    $139.95
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  • Out Of Stock
    New - B&T Aimpoint ACRO / NANO 39mm QD Mount - HKP-21761 Picatinny Optic Mount - 39mm - Aimpoint ACRO / NANO

    Picatinny Optic Mount - 39mm - Aimpoint ACRO / NANO

    B&T Brugger & Thomet

    $85.00
    B&T Aimpoint ACRO / NANO 39mm QD Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail.  Keep your optic profile compact with this Swiss made mount. Compatible With: Any firearm featuring...
    HKP-21761
    $85.00
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    $85.00
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  • Out Of Stock
    New - B&T Aimpoint ACRO / NANO 30mm QD Mount - HKP-21742 Picatinny Optic Mount - 30mm - Aimpoint ACRO, NANO

    Picatinny Optic Mount - 30mm - Aimpoint ACRO, NANO

    B&T Brugger & Thomet

    $98.00
    B&T Aimpoint ACRO / NANO 30mm QD Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail.  Keep your optic profile compact with this Swiss made mount. Compatible With: Any firearm featuring...
    HKP-21742
    $98.00
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    $98.00
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  • New - B&T HK MP5 - MBT Stock - HKP-21422 HK MP5 Folding Stock - MBT
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    HK MP5 Folding Stock - MBT

    B&T Brugger & Thomet

    $650.00
    B&T Brugger and Thomet MBT Stock for HK MP5 B&T MBT folding stock for HK MP5. Polymer stock and adapter.  Features: 8 position length adjustment Telescoping cheek riser with 3 position height adjustment Folds to the right canted downward...
    HKP-21422
    $650.00
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    $650.00
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