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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  • HK MP5, MP5K Optic Mount - Optic, NV Laser - Picatinny, Aimpoint T-1, T-2, ACRO P-1, P-2 HK MP5, MP5K Optic Mount - Optic, NV Laser - Picatinny, Aimpoint T-1, T-2, ACRO P-1, P-2
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    HK MP5, MP5K Optic Mount - Optic, NV Laser - Picatinny, Aimpoint T-1, T-2, ACRO P-1, P-2

    MI Midwest Industries

    $174.95
    Midwest Industries HK MP5, MP5K Optic and IR, NV, Laser Mount for Aimpoint T-1/T-2 and Aimpoint ACRO Tall, clamp-on optic and laser mount for MP5 and MP5K pattern firearms. Allows you to run a micro red dot and an IR illuminator, and/or laser at the same...
    HKP-22393-M
    $174.95
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    $174.95
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  • F5 HK MP5 ACR Stock - Picatinny Mount F5 MFG HKP-22350-M HK MP5, SP5 ACR Folding Stock With Adapter - Picatinny
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    HK MP5, SP5 ACR Folding Stock With Adapter - Picatinny

    F5 MFG

    $314.95
    F5 HK MP5/SP5 ACR Folding Stock w/Adapter - Picatinny The HKP picatinny end cap with the F5 ACR stock allows users to easily swap this, and other stocks, between their MP5 and other platforms.  This drop-in ready assembly attaches with the MP5's...
    HKP-22350-M
    $314.95
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    $314.95
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  • Picatinny Optic Mount Shield - ACRO P2, C2 - S.W.O.R.D.S Picatinny Optic Mount Shield - ACRO P2, C2 - S.W.O.R.D.S
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    Picatinny Optic Mount Shield - ACRO P2, C2 - S.W.O.R.D.S

    Frost Defense

    $239.95
    Aimpoint ACRO P-2, C-2 Optic Mount - S.W.O.R.D.S - Picatinny Mount The S.W.O.R.D.S Enhanced optic shield designed for Aimpoint ACRO P2/C2 red dot sights. This patent-pending mount system provides robust glare and impact protection by surrounding the...
    HKP-22341-M
    $239.95
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    $239.95
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  • HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style
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    HK416, MR556, HK417, MR762 Pistol Grip - PSG1 Style

    H&K Heckler & Koch

    $102.95
    H&K PSG1 Style Grip Factory H&K PSG1-style grip, offering improved comfort and control for precision shooting. Features: Textured surface for enhanced grip stability Ergonomic design reduces hand fatigue Adjustable palm shelf for customizable...
    HKP-22311
    $102.95
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    $102.95
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  • On Sale
    New - MKE Roller Retainer Plate for Rollers - HKP-22235 MKE Roller Retainer Plate for Rollers MKE HKP-22235
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    HK MP5, 90 Series Holder Plate for Locking Rollers

    MKE

    Now: $24.95
    Was: $29.95
    MKE Roller Retainer Plate for Rollers This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with use and age of the service weapon. Compatible With: HK MP5, 94 HK MP5K, SP89 HKG3, 91,...
    HKP-22235
    Now: $24.95
    Was: $29.95
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    Now: $24.95
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  • Used - H&K G3 Complete Parkerized Rear Receiver Section w/ Rear Sight - SURPLUS - HKP-22164 HK G3 Rear Receiver Section with Rear Sight - Complete - Parkerized - SURPLUS
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    HK G3 Rear Receiver Section with Rear Sight - Complete - Parkerized - SURPLUS

    H&K Heckler & Koch

    $54.95
    H&K G3 Complete Parkerized Rear Receiver Section w/ Rear Sight - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Genuine H&K parkerized steel rear receiver section with fully installed G3 rear sight assembly, two stock...
    HKP-22164
    $54.95
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    $54.95
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  • On Sale
    New - HKP MP5/K 40/10 Locking Piece - Extra Low Impulse - Gunsmith Special - BLEMISHED - HKP-18273-B HK MP5, MP5K Locking Piece - 100 Degree - Extra Low Impulse - .40 S&W, 10mm - Gunsmith Special - BLEMISHED
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    HK MP5, MP5K Locking Piece - 100 Degree - Extra Low Impulse - .40 S&W, 10mm - Gunsmith Special - BLEMISHED

    HKP HK Parts

    Now: $9.95
    Was: $49.95
    HKP MP5/K 40/10 Locking Piece - Extra Low Impulse - Gunsmith Special - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Please Note: Will require work...
    HKP-18273-B
    Now: $9.95
    Was: $49.95
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  • On Sale
    HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED
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    HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED

    H&K Heckler & Koch

    Now: $2.96
    Was: $5.95
    HK MP5SF Bushing Sleeve - Elbow Spring with roller - USED   VARYING CONDITION SHOWN - SOLD INDIVIDUALLY   USED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN.  Features: Precision-machined elbow spring...
    HKP-03330-USED
    Now: $2.96
    Was: $5.95
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    Now: $2.96
    Was: $5.95
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  • New - JMAC Universal Picatinny 9" Stock with 1913 Folding Mech - Black - HKP-21242-BL Picatinny 9" Stock with 1913 Folding Mech
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    Picatinny 9" Stock with 1913 Folding Mech

    JMAC Customs

    $309.90
    JMAC Universal Picatinny 9" Stock with 1913 Folding Mech Feautures: NEW Integrated Rubber Buttpad!! 2x Integrated QD Sling Socket 9" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding...
    HKP-21242-BL
    $309.90
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    $309.90
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  • New - AR, M4 Brace/Stock Adapter - HK SP5 - HKP-20748 HK SP5, AR, M4 Adapter - Stock or Brace
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    HK SP5, AR, M4 Adapter - Stock or Brace

    HKP HK Parts

    $99.95
    AR, M4 Brace/Stock Adapter - HK SP5 This is the finest AR stock adapter available period. No other adapter compliments the lines of the HK 9X series better than the HK Parts AR adapter. A great way to add a stock or pistol brace to any HK SP5.  Easy...
    HKP-20748
    $99.95
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    $99.95
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  • Out Of Stock
    New - HK G36, SL8 Forearm With Heat Shield - Black - HKP-00271 HK G36, SL8 Handguard With Heat Shield

    HK G36, SL8 Handguard With Heat Shield

    H&K Heckler & Koch

    $115.99
    HK G36 & SL8 Forearm With Heat Shield New HK German G36 & HK SL8 handguard with heat shield & bipod attachment & sling loop point. A drop in part for your HK G36 or SL8 rifle.
    HKP-00271
    $115.99
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    $115.99
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  • HK MP5K LS5 Trigger Group, Complete - Semi, Shelf HK MP5K LS5 Trigger Group, Complete - Semi, Shelf
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    HK MP5K LS5 Trigger Group, Complete - Semi, Shelf

    Lee Sporting

    $549.95
    Lee Sporting LS5 Complete Trigger Group - MP5K Ergonomic upgrade to OEM grip. 4.3oz lighter than OEM trigger group. Housing made from MJF PA11 Nylon. Bespoke ejector lever CNC cut from 4140. Compatible With: HK PTR Dakota Tactical Other clones that...
    HKP-20466
    $549.95
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    $549.95
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