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 MR556/MR762/416/417/AR-15 Selector Detent Spring - HKP-02657

    HK416, MR556, HK417, MR762, AR-15 Selector Detent Spring

    H&K Heckler & Koch

    $9.99
    H&K HK MR556/MR762/416/417/AR15 Selector Detent Spring HK German manufacture. Compatible With: HK MR556 HK 416 HK MR762 HK 417 AR15, M4 & M16
    HKP-02657
    $9.99
    Out Of Stock
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    $9.99
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  • New - H&K HK MR556 Front Lower Receiver Locking Pin - HKP-02663 HK416, MR556 Takedown Pin - Front - A1 Style
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    HK416, MR556 Takedown Pin - Front - A1 Style

    H&K Heckler & Koch

    $64.95
    H&K HK MR556 Front Lower Receiver Locking Pin With Spring Loaded Detent This part is the front (large) takedown pin with ball detent and locking mechanism installed. The idea behind this type of system is to decrease the movement of the upper and...
    HKP-02663
    $64.95
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  • On Sale
    New - HKP HK 91/G3/MP5 Ambidextrous Selector Lever - Right Side - Low Profile - HKP-17898 HK91, G3, MP5 Ambidextrous Selector Lever - Right Side - Low Profile
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    HK91, G3, MP5 Ambidextrous Selector Lever - Right Side - Low Profile

    HKP HK Parts

    Now: $22.95
    Was: $39.95
    Low Profile, No Contact - Ambidextrous Selector Lever - Right Side This is the right side selector of the ambidextrous trigger packs that is low profile and does not interfere with the hand when the selector lever is in the fire, burst and F/A...
    HKP-17898
    Now: $22.95
    Was: $39.95
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    Now: $22.95
    Was: $39.95
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  • New - H&K Grip Screw - HKP-01725
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    HK MP5, SP89, HK91, HK93, HK94 Grip Screw

    H&K Heckler & Koch

    $8.95
    H&K Grip Screw New HK grip screw that is now out of production. Great for a spare. Compatible With: HK91 HK93 HK94 SP89
    HKP-01725
    $8.95
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  • New - LSC/PTR Receiver Flat- MP5 9mm - HKP-01431 HK MP5 Receiver Flat- 9mm
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    HK MP5 Receiver Flat- 9mm

    LSC

    $239.95
    MP5 Receiver Flat - PTR/LSC New PTR 9mm Receiver Flat made on the original LSC tooling. This flat is considered by many to be the most sought-after HK flat available on the market and perfect for that HK custom build. This item is not considered an FFL...
    HKP-01431
    $239.95
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  • New - HKP HK MP5 Tactical Handguard - Low Profile - HKP-02526 HK MP5 Tactical Handguard - Low Profile
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    HK MP5 Tactical Handguard - Low Profile

    HKP HK Parts

    $99.95
    MP5 Tactical Handguard - Low Profile Fully adjustable for positive fitment and is built of high-strength aircraft-grade aluminum. Super lightweight and slim profile at less than 5.0 oz. Each handguard will accept your choice of Picatinny...
    HKP-02526
    $99.95
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  • On Sale
    New - HKP Single Point Sling - Dark Earth - HKP-09051 HK Single Point Sling - Dark Earth
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    HK Single Point Sling - Dark Earth

    HKP HK Parts

    Now: $15.95
    Was: $29.95
    HKP Single Point Sling - Dark Earth This sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point HK sling. Features: Super thick all Dark Earth heavy-duty corduroy nylon to withstand years of heavy...
    HKP-09051
    Now: $15.95
    Was: $29.95
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    Now: $15.95
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  • New - MKE HK MP5/K 9mm Extractor - HKP-21919 HK MP5, SP5K Extractor - 9mm
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    HK MP5, SP5K Extractor - 9mm

    MKE

    $19.95
    MKE HK MP5/K 9mm Extractor Keep your MP5 or MP5K running strong with this MKE 9mm extractor. Perfect for replacing a worn part or completing a build, it’s made to HK specs for smooth, reliable performance you can count on. Compatible With: HK MP5,...
    HKP-21919
    $19.95
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  • New - Zenith 30 Round HK MP5, MP5K 9mm Magazine - Bundle of 10 - HKP-20673 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Bundle of 10
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Bundle of 10

    Zenith

    $349.95
    30 Round Magazine - Zenith - MP5, MP5K -  Bundle of 10 Features: Durable electro-plated black finish for exceptional corrosion resistance All steel construction Round count indicator holes on the rear of the magazine Stainless steel...
    HKP-20673
    $349.95
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  • New - SB Tactical HK MP5K, HK SP89, HK SP5K Side Folding Brace w/ HK Parts Adapter - HKP-19451 HK MP5K, SP89, SP5K Brace With Direct Fit Adapter
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    HK MP5K, SP89, SP5K Brace With Direct Fit Adapter

    SB Tactical

    $229.95
    Side Folding Pistol Stabilizing Brace with HK Parts Adapter - HK MP5K, SP89, SP5K & Clones Side Folding Pistol Stabilizing Brace with HK Parts Adapter. The HK Parts adapter offers a QD attachment point and is made from hard coat anodized aluminum...
    HKP-19451
    $229.95
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    $229.95
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  • New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Lower Axle - HKP-01893
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    HK UMP, USC Lower Axle

    H&K Heckler & Koch

    $9.95
    HK UMP & USC Lower Axle - German 3 X lower axle pins are used for each trigger group or lower all pins are the same size, except the mag release axle on the USC model. 
    HKP-01893
    $9.95
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  • HK UMP Magazine - 30 Round - 9mm HK UMP Magazine - 30 Round - 9mm
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    HK UMP Magazine - 30 Round - 9mm

    H&K Heckler & Koch

    $62.95
    HK Heckler and Koch German 9mm 30 Round Factory Magazine for HK UMP The latest HK German production 30-round magazine is new and hard to find. Compatible With: UMP 9mm USC 9mm conversions Omega 9mm UMP, USC builds
    HKP-00608
    $62.95
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    $62.95
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