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 to AR15 Adapter - HKP-20891 HK91, G3, PTR PDW Stock Adapter - AR-15 Style
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    HK91, G3, PTR PDW Stock Adapter - AR-15 Style

    AIM

    $54.99
    HK91, G3, PTR PDW Stock Adapter - AR-15 Style The Aim Sports Inc HK to AR15 stock adapter for AR15 stocks. Works with any Mil-spec buffer tube and castle nut to use any Mil-spec AR15/M16 stock of your choice on your HK rifle, SBR, or pistol. With our...
    HKP-20891
    $54.99
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  • New - Zenith 30 Round HK MP5 Subsonic Labeled Magazine - HKP-20829 HK MP5 Magazine - Subsonic Labeled - 30 Round
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    HK MP5 Magazine - Subsonic Labeled - 30 Round

    Zenith

    $43.95
    Zenith 30 Round HK MP5 Subsonic Labeled Magazine Easily identify a magazine loaded with supersonic rounds versus a magazine loaded with subsonic rounds. Features: Durable electro-plated black finish for exceptional corrosion resistance All steel...
    HKP-20829
    $43.95
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  • New - HKP Single Point Sling - Quick Detach - Tan - HKP-19766 HK Single Point Sling - Quick Detach -  Tan
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    HK Single Point Sling - Quick Detach - Tan

    NcSTAR

    $29.95
    HKP Single Point Sling in Tan - Quick Detach Specifications: Style: bungee-type design for positive retention and control Connection: HK sling hook attachment point with elastic cover Heavy duty 1.5" wide adjustable nylon webbing and elastic bungee...
    HKP-19766
    $29.95
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  • New - H&K UMP (.45 ACP) Magazine Locking Plate - HKP-16338 HK UMP Magazine Locking Plate - .45 ACP
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    HK UMP Magazine Locking Plate - .45 ACP

    H&K Heckler & Koch

    $9.95
    H&K UMP (.45 ACP) Magazine Locking Plate
    HKP-16338
    $9.95
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  • Out Of Stock
    New - H&K UMP (.45 ACP) Magazine Follower - HKP-16342 HK UMP Magazine Follower - .45 ACP

    HK UMP Magazine Follower - .45 ACP

    H&K Heckler & Koch

    $14.95
    HK UMP .45 Magazine Follower New HK German factory UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines- both US or German
    HKP-16342
    $14.95
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  • Used - H&K 91/G3 Complete F/A Steel Lower (SEF) - Green - Surplus - HKP-16215 HK91, G3 Complete F/A Steel Lower (SEF)  - Green -  Surplus
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    HK91, G3 Complete F/A Steel Lower (SEF) - Green - Surplus

    H&K Heckler & Koch

    $349.95
    H&K 91/G3 Complete F/A Steel Lower (SEF) - Green - Surplus Each lower includes a complete full-auto trigger pack, selector lever, green grip, metal SEF grip frame, and grip screw with washer. All parts are installed and ready to go as pictured. Each...
    HKP-16215
    $349.95
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  • New - PTR HK 91/G3 (7.62x51/.308) Tactical Forearm - HKP-00368 HK91, G3 Tactical Handguard
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    HK91, G3 Tactical Handguard

    PTR

    $149.95
    New 2nd Generation- HK Black Matte Finish PTR, HK91, G3 Forearm  Made from aircraft-grade aluminum, rock-solid, and lightweight. This forearm allows you to add up to 3 rails on your firearm. That includes the left, right, as well as bottom sides,...
    HKP-00368
    $149.95
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  • New - H&K (5.56/.223) & (7.62x51/.308) Contact Piece For Paddle Mag Release - HKP-00465 HK91, G3, HK33, HK53, HK93 Contact Piece for Paddle Mag Release
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    HK91, G3, HK33, HK53, HK93 Contact Piece for Paddle Mag Release

    H&K Heckler & Koch

    $29.95
    HK .223/556 & 308 Contact Piece For Paddle Magazine Release German HK manufacture. The contact piece is used in the magazine release assembly for the paddle mag release. Compatible With: HK 33, 53, 93 HK G3, 91, PTR91
    HKP-00465
    $29.95
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  • New - B&T HK G3/91/PTR Low Profile Mount - Short Version - HKP-16869 HK91, G3 Optic Mount - Low Profile - Short Version
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    HK91, G3 Optic Mount - Low Profile - Short Version

    B&T Brugger & Thomet

    $144.95
    B&T Mounting Rail NAR Low Profile Mount For HK G3, 91, PTR, Short Version Compatible With: HK G3 HK91 PTR91 Specifications: Overall length: 3.25"
    HKP-16869
    $144.95
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  • New - HKP HK MP5 SD Handguard Conversion - HKP-22091 HK MP5, SP5 Handguard - SD Style Conversion
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    HK MP5, SP5 Handguard - SD Style Conversion

    HKP HK Parts

    $279.95
    HK Parts Handguard Conversion HK MP5SD Convert your standard MP5 to the iconic SD-style look with this HKP MP5SD handguard conversion. Designed for aesthetics only, this drop-in handguard gives your MP5 the suppressed MP5SD appearance without requiring...
    HKP-22091
    $279.95
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  • New - B&T HK USC/UMP .45 Flash Hider - 3-Lug - HKP-18346 HK USC, UMP .45 Flash Hider - 3 Lug
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    HK USC, UMP .45 Flash Hider - 3 Lug

    B&T Brugger & Thomet

    $165.00
    B&T HK USC/UMP .45 Flash Hider - 3-Lug B&T Switzerland has supplied these to law enforcement and military units around the world. Rock solid, mil-spec quality from an H&K OEM manufacturer. This flash hider slips over the end of the 3-lug...
    HKP-18346
    $165.00
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  • On Sale
    New - HKP Long Sleeve Tee - Black - HKP-21024-M
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    HKP Shirt - Long Sleeve - Black

    HKP HK Parts

    Now: $13.95
    Was: $19.95
    HKP Long Sleeve Tee - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Unisex fit Fine cotton High fidelity DTG...
    HKP-21024-M
    Now: $13.95
    Was: $19.95
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