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 - KES HK MP5 Buttstock - HKP-21086 HK MP5 Stock - KES
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    HK MP5 Stock - KES

    Safety Harbor Firearms

    $279.95
    KES HK MP5 Stock The all-new KES is designed to fit the MP5 pattern pistols/rifles. Specifications: Guide rods slide into the existing slots present on the receiver Rods machined to go underneath the reinforcing piece welded onto the rear of the...
    HKP-21086
    $279.95
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  • New - Angstadt Arms 3-Lug Quick Detach 9mm Blast Shield - HKP-19983 Blast Shield - 9mm - Quick Detach with 3 Lug
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    Blast Shield - 9mm - Quick Detach with 3 Lug

    Angstadt Arms

    $99.95
    Angstadt Arms, Blastwave, Blast Diverter, 9MM, 3 Lug Attachment Ideal for close quarters environments or shooting in teams, the Blastwave 3-Lug 9mm QD Blast Shield reduces concussive forces on the shooter and those nearby by redirecting the blast...
    HKP-19983
    $99.95
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  • New - HK G36/SL8 (5.56/.223) Factory Recoil Buffer - HKP-18541
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    HK G36, SL8 Recoil Buffer - Factory - US

    USA

    $16.95
    HK G36 Or SL8 Factory Recoil Buffer A must have spare part as the buffer is prone to wear and breakage. Compatible With: All HK G36 models SL8 models Clones
    HKP-18541
    $16.95
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  • New - HK UMP/USC/SL8/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Front Sight Roll Pin - HKP-02158
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    HK UMP, USC, SL8, G36 Front Sight Roll Pin - 9mm / .40 S&W / .45 ACP / 5.56 / .223

    H&K Heckler & Koch

    $5.95
    Front Sight Roll Pin - HK UMP, USC, G36, & SL8    
    HKP-02158
    $5.95
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  • Out Of Stock
    New - HK Rifle Tac Latch - HK 91, G3, HK 93, 33 - HKP-02791 HK91, G3, HK33, HK53 HK93 Tac Latch

    HK91, G3, HK33, HK53 HK93 Tac Latch

    $69.95
    HK Rifle Tac Latch For HK 91, G3, HK 93, & 33 HK's were designed to have a quick one-handed release capability for the magazine (paddle mag release). However, the semi-auto versions eliminated this much-needed feature due to import restrictions...
    HKP-02791
    $69.95
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  • New - H&K HK MR556/416 Receiver End Plate - HKP-16603 HK416, MR556 Receiver End Plate
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    HK416, MR556 Receiver End Plate

    H&K Heckler & Koch

    $24.95
    HK 416, MR556 End Plate For Receiver & Buffer Tube New HK German manufacture. Compatible With: HK MR556 & HK 416 upper receiver/buffer tubes
    HKP-16603
    $24.95
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  • New - H&K Elbow Spring Spacer For Full-Auto - HKP-03330 HK MP5SF Elbow Spring Bushing Sleeve
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    HK MP5SF Elbow Spring Bushing Sleeve

    H&K Heckler & Koch

    $5.95
    Heckler and Koch replacement distance sleeve for MP5SF elbow spring with roller  Features: Precision-machined elbow spring and roller used in traditional roller-delayed trigger packs. Original HK design ensures perfect trigger geometry, smooth...
    HKP-03330
    $5.95
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  • HK416, MR556 Buffer Tube Wrench HK416, MR556 Buffer Tube Wrench
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    HK416, MR556 Buffer Tube Wrench

    HKP HK Parts

    $29.95
    HK MR556 & HK416 Buffer Tube Wrench The perfect metric wrench to remove and install the MR556 & HK 416 castle nuts on the buffer tube. A perfect addition to have on hand for OTB or other HK buffer tube upgrades, etc. Made from all steel, heat...
    HKP-17124
    $29.95
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  • Used - H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Used Excellent - HKP-18497 HK91, G3 Fixed Stock - Jungle Green - Used Excellent
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    HK91, G3 Fixed Stock - Jungle Green - Used Excellent

    H&K Heckler & Koch

    $36.95
    H&K 91/G3 (7.62x51/.308) Fixed Stock - Jungle Green - Used Excellent Handpicked best condition available. Comes with matching buttpad. Ready to install on your HK or clone rifle. Used in perfect working condition. Each stock includes all parts to be...
    HKP-18497
    $36.95
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  • New - HKP HK MP5 Raised Picatinny Optic Mount - HKP-21819 HK MP5 Optic Mount - Raised - Picatinny
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    HK MP5 Optic Mount - Raised - Picatinny

    HKP HK Parts

    $134.95
    HKP HK MP5 Raised Picatinny Optic Mount The HKP raised Picatinny optic mount was engineered for maximum versatility.  Unlike other optic mounts with an absolute or lower third cowitness, our mount provides an unobstructed view of the factory HK...
    HKP-21819
    $134.95
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  • New - Troy Industries HK 416/HK MR556/HK MR762/HK 417 Low Profile Micro Sights - HKP-01243 Troy Industries HK 416/HK MR556/HK MR762/HK 417 Low Profile Micro Sights Troy Industries HKP-01243
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    HK416, HK MR556,HK MR762,HK 417 Low Profile Micro Sights

    Troy Industries

    $199.95
    Troy Industries Low Profile Micro Sights For those that need a lower profile sight for enhanced cheek weld position and eye relief, this is the sight set up for you. Each rear sight includes two different sight apertures, making the sight system modular...
    HKP-01243
    $199.95
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  • New HKP HK Parts HK 9mm Barrel Flute Cleaning Brush HK MP5, SP5K Barrel Flute Brush - 9mm
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    HK MP5, SP5K Barrel Flute Brush - 9mm

    HKP HK Parts

    $22.95
    HKP HK Cleaning Brush - 9mm - Barrel Flute Short, flexible brush sized for cleaning 9mm fluted barrels. Designed to reach the grooves and remove fouling without damaging the flute edges. Compatible With: HK MP5/K HK SP5/K HK SP89 HK94 HK34 Clones and...
    HKP-22315
    $22.95
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