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 - B&T MP5, MP5K Low Mount For Trijicon ACOG - HKP-17284
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    HK MP5, SP5K Optic Mount, Trijicon ACOG - 84mm - Low Profile

    B&T Brugger & Thomet

    $169.95
    B&T Mounting Rail NAR for HK MP5 & MP5K with Trijicon ACOG THIS MOUNT HAS BEEN DISCONTINUED.  ONLY A COUPLE UNITS LEFT. Specifications: Color: Black Height max: 31.5 mm Length max: 84 mm Material: Aluminum Treatment: Hardcoat...
    HKP-17284
    $169.95
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  • HK MP5K, AP5-P Vertical Foregrip HK MP5K, AP5-P Vertical Foregrip
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    HK MP5K, AP5-P Vertical Foregrip

    MKE

    $44.95
    MKE Made Vertical Foregrip MKE vertical grip for the HK MP5K models. Compatible With: HK MP5K, SP89 HK SP5K Century AP5-P, AP5-M In-spec clones and custom builds
    HKP-22471
    $44.95
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  • HK MP5, MP5K Optic Mount - Raised - Aimpoint ACRO, T1, T2 - Picatinny HK MP5, MP5K Optic Mount - Raised - Aimpoint ACRO, T1, T2 - Picatinny
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    HK MP5, MP5K Optic Mount - Raised - Aimpoint ACRO, T1, T2 - Picatinny

    MI Midwest Industries

    $104.95
    Midwest Industries HK MP5, MP5K Tall Optic Mount Tall, clamp-on optic mount for HK MP5 and MP5K pattern firearms, giving a higher, more upright sightline while still allowing use of the factory diopter sights. Ideal for mounting micro red dots with a...
    HKP-22396-M
    $104.95
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  • New - MKE HK MP5/AP5 4 Position Pictogram (0,1,3,F) Semi-Auto Trigger Group - HKP-21817 HK MP5, AP5 Trigger Group - Semi Auto - 4 Position Pictogram 013F
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    HK MP5, AP5 Trigger Group - Semi Auto - 4 Position Pictogram 013F

    MKE

    $439.95
    MKE HK MP5/AP5 4 Position Pictogram (0,1,3,F) Semi-Auto Trigger Group This 0,1 semi-auto trigger group features the 4 position pictogram 0,1,3,F. Designed with a push pin set up, it serves as a perfect upgrade for the HK MP5 or the Century Arms AP5...
    HKP-21817
    $439.95
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  • New - HKP HK21 Drum Hanger - HKP-21453 HK21 Drum Hanger
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    HK21 Drum Hanger

    HKP HK Parts

    $279.95
    HKP HK21 Drum Hanger Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50 Rockwell, and parkerized for a durable finish. A lower cost alternative to the discontinued factory hanger, the HK Parts drum hanger is built for...
    HKP-21453
    $279.95
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  • New - HKP HK MP5 .22 LR Aimpoint ACRO Sight Mount - HKP-21236 HK MP5 Optic Mount, Aimpoint ACRO - .22 LR
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    HK MP5 Optic Mount, Aimpoint ACRO - .22 LR

    HKP HK Parts

    $98.95
    HKP - HK MP5 .22LR Optic Mount - ACRO HK Parts now brings you one of the most requested optic mount for the MP5/MP5K platform. Low-profile mount with a direct Aimpoint ACRO mounting interface. The smallest mount in the market with a sleek and clean...
    HKP-21236
    $98.95
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  • On Sale
    New - Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured - HKP-20004-M
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    HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm

    FA Franklin Armory

    Now: $999.95
    Was: $1,299.95
    Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured Complete Franklin Armory BFSIII HK-C1 binary trigger pack assembly configured in a 3-position pictogram contoured housing for HK MP5 and SP5 push-pin...
    HKP-20004-M
    Now: $999.95
    Was: $1,299.95
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  • New - HKP Single Point Leather Sling - Black - HKP-20151 HK Single Point Leather Sling - Black
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    HK Single Point Leather Sling - Black

    HKP HK Parts

    $49.95
    Single Point Leather Sling - Black Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...
    HKP-20151
    $49.95
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  • Out Of Stock
    New - Solar Tactical HK G3/K91 Kydex RH Grip Wrap - Black - HKP-18915 HK91, G3 Grip Wrap - Right - Kydex

    HK91, G3 Grip Wrap - Right - Kydex

    Solar Tactical

    $69.95
    Solar Tactical HK G3/K91 Kydex RH Grip Wrap Featureless Kydex grip wrap for use with detachable magazines. Prevents a wrap around style pistol grip. Allows the use of the factory magazine release and detachable magazines over 10 rounds. Preban...
    HKP-18915
    $69.95
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  • Out Of Stock
    New - HK G36/SL8 Dual Optic Replacement Battery - HKP-00009

    HK G36/SL8 Dual Optic Replacement Battery

    $14.95
    HK G36 & SL8 Dual Optic Replacement Lithium Battery The proper battery with the proper voltage for all HK dual optic units.  Please Note: Standard AA batteries WILL NOT work. You need this specialized battery for the optic to function...
    HKP-00009
    $14.95
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  • New - H&K UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Safety Selector Lever (0,1,F) - HKP-01889
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    HK UMP/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Safety Selector Lever (0,1,F)

    H&K Heckler & Koch

    $19.95
    HK UMP & G36 Left Side Safety Selector Lever With Axle - 3 Position Navy Compatible With All Navy 3 Position Lowers (0,1,F): HK UMP HK G36
    HKP-01889
    $19.95
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  • New - HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) QD Sling Pin for Stock Block B - HKP-18776 HK UMP, USC Sling Pin, Stock Block B - QD
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    HK UMP, USC Sling Pin, Stock Block B - QD

    HKP HK Parts

    $74.95
    Quick Detach Sling Pin for Stock Block B - USC, UMP This Ambidextrous QD Sling Pin allows you to replace your Push Pin Style or Eyelet Sling Loop -  Style Pin in your Stock Block B for use of a QD Sling.
    HKP-18776
    $74.95
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