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 MR762/417/G28 Firing Pin - HKP-16613
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    HK417, MR762, G28 Firing Pin

    H&K Heckler & Koch

    $64.95
    H&K HK MR762/417/G28 Firing Pin This firing pin is a must have wear and tear replacement item for your MR762 or HK 417 Firearm. Compatible With: MR762 HK 417 G28
    HKP-16613
    $64.95
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  • Out Of Stock
    New - H&K G36/SL8 (5.56/.223) Bolt Group Fork - HKP-01859

    HK G36, SL8 Bolt Group Fork

    H&K Heckler & Koch

    $12.95
    HK G36 & SL8 Bolt Group Fork For Cocking Handle  
    HKP-01859
    $12.95
    Out Of Stock
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  • New - H&K G36 (5.56/.223) 30 Round Magazine - FDE - HKP-18595 HK G36 Magazine - 30 Round - FDE
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    HK G36 Magazine - 30 Round - FDE

    H&K Heckler & Koch

    $119.95
    HK German G36 30 Round Magazine New HK German 30 round magazine fits all G36, G36K, G36C variants & converted SL8's with the G36 magwell. New Heckler & Koch German mag. Factory fresh latest HK manufacture. Compatible With: G36, G36K, G36C SL8...
    HKP-18595
    $119.95
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    $119.95
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  • New - HKP MP5K 9mm Complete Pistol Build Kit - HKP-02604 HK MP5K Parts Kit - 9mm - Pistol Build
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    HK MP5K Parts Kit - 9mm - Pistol Build

    HKP HK Parts

    $1,889.95
    MP5K, MP5K-N Style Pistol Build Kit Complete  The finest USA and German-made parts for a complete parts kit for an MP5K, MP5K-N pistol build. Each Kit Includes The Following HK Parts: Barrel - 5.5" button rifled, 3-lugged & threaded 1/2x28 with...
    HKP-02604
    $1,889.95
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  • On Sale
    HK91, G3, PTR Magazine - 10 Round - Alloy - BLEMISHED HK91, G3, PTR Magazine - 10 Round - Alloy - BLEMISHED
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    HK91, G3, PTR Magazine - 10 Round - Alloy - BLEMISHED

    H&K Heckler & Koch

    Now: $24.95
    Was: $37.95
    Heckler and Koch HK91, G3, PTR Magazine - 10 Round - Alloy - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This part counts as 1 US-made part for 922r...
    HKP-22418-B
    Now: $24.95
    Was: $37.95
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    Now: $24.95
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  • HK MP5SD Apparel - Hats, Patches, and Shirts HK MP5SD Apparel - Hats, Patches, and Shirts
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    HK MP5SD Apparel - Hats, Patches, and Shirts

    HKP HK Parts

    $0.00
    HKP HK MP5SD Apparel and Patch Collection  Represent your platform with the HK Parts MP5SD Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...
    HKP-22457-M
    $0.00
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  • Picatinny Optic Mount Shield - Aimpoint T2, H2 - S.W.O.R.D.S Picatinny Optic Mount Shield - Aimpoint T2, H2 - S.W.O.R.D.S
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    Picatinny Optic Mount Shield - Aimpoint T2, H2 - S.W.O.R.D.S

    Frost Defense

    $239.95
    Aimpoint T-2, H-2 Optic Mount - S.W.O.R.D.S - Picatinny Mount The S.W.O.R.D.S Enhanced optic shield designed for Aimpoint T2/H2 red dot sights. This patent-pending mount system provides robust glare and impact protection by surrounding the ocular and...
    HKP-22338-M
    $239.95
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  • New - HKP HK MP5 SD Handguard Conversion - M-LOK - HKP-22200 HK MP5 Handguard Conversion - SD Style - MLOK
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    HK MP5 Handguard Conversion - SD Style - MLOK

    HKP HK Parts

    $324.95
    HKP HK MP5 SD Handguard Conversion - M-LOK Transform your standard MP5 into the classic SD-style with the HKP MP5 SD handguard conversion. This drop-in handguard is designed solely for aesthetics, providing your MP5 with the distinctive suppressed SD...
    HKP-22200
    $324.95
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    $324.95
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  • Out Of Stock
    New - H&K 416 Folding Front Sight - Complete - HKP-22022 HK416 Folding Front Sight - Complete

    HK416 Folding Front Sight - Complete

    H&K Heckler & Koch

    $187.95
    H&K 416 Folding Front Sight - Complete Factory H&K folding front sight for the HK416 with a 33mm sighting line. Compatible With: HK MR556 HK416    
    HKP-22022
    $187.95
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  • New - H&K MR762 A4 1.0mm Gas Vent Screw - HKP-21954 HK MR762 A4 Gas Vent Screw - 1.0mm-2.5mm
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    HK MR762 A4 Gas Vent Screw - 1.0mm-2.5mm

    H&K Heckler & Koch

    $29.95
    Heckler and Koch MR762 A4 Gas Vent Screws German gas vent screw for MR762 A4 gas block. Specifications: Factory reference: 1.3mm is the common factory vent screw size for MR556 A4 Sizing reminder: Larger mm equals more venting, Smaller mm...
    HKP-21954-M
    $29.95
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    $29.95
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  • On Sale
    New - HKP MP5, HK94 & MP5K 100 Degree Locking Piece - Gunsmith Special - BLEMISHED - HKP-18049-B
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    HK MP5, MP5K Locking Piece - 100 Degree - Gunsmith Special - BLEMISHED

    HKP HK Parts

    Now: $9.95
    Was: $33.95
    HKP MP5, HK94 & MP5K 100 Degree Locking Piece - Gunsmith Special - BLEMISHED   GUNSMITH SPECIAL.  THESE UNITS WILL NEED RE-WORK BEFORE USE. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL.   Please Note: Will...
    HKP-18049-B
    Now: $9.95
    Was: $33.95
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    Now: $9.95
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  • Out Of Stock
    New - Aimpoint ACRO / NANO 22mm Picatinny QD Mount - HKP-21728 Picatinny Optic Mount - Low Profile - ACRO, NANO

    Picatinny Optic Mount - Low Profile - ACRO, NANO

    B&T Brugger & Thomet

    $115.00
    B&T Brugger and Thomet Aimpoint ACRO / NANO 22mm Low Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail.  Keep your optic profile compact with this Swiss made mount. Compatible...
    HKP-21728
    $115.00
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    $115.00
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