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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  • Used - SureFire SOCOM (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 - HKP-19789 HK G3, HK417 Muzzle Brake - SOCOM - Threaded 5/8x24
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    HK G3, HK417 Muzzle Brake - SOCOM - Threaded 5/8x24

    Surefire

    $164.95
    SureFire SOCOM (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 The SureFire muzzle brake is designed for Armalite AR-10, DPMS LR308, and other 7.62 mm rifles with 5/8x24 muzzle threads. It greatly reduces recoil impulse and muzzle rise, featuring neutral...
    $164.95
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    $164.95
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  • On Sale
    New - Aero Precision (7.62/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH - HKP-19675 Gamma Muzzle Brake - Threaded 5/8x24 RH
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    Gamma Muzzle Brake - Threaded 5/8x24 RH

    Aero Precision

    Now: $94.45
    Was: $104.95
    Aero Precision (7.62x51/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH The VG6 GAMMA is a muzzle brake and compensator hybrid. It virtually eliminates recoil and minimizes muzzle movement. The unique combination of both braking and compensating features...
    Now: $94.45
    Was: $104.95
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  • Out Of Stock
    On Sale
    New - PTR HK G3/91 (7.62x51/.308) Match Barrel - Threaded 5/8x24 - HKP-19633 HK91, G3 Barrel - 7.62 / .308 - 18" - Threaded 5/8x24 - Match

    HK91, G3 Barrel - 7.62 / .308 - 18" - Threaded 5/8x24 - Match

    PTR

    Now: $206.95
    Was: $229.95
    PTR HK G3/91 (7.62x51/.308) Match Barrel - Threaded 5/8x24 This new PTR-91 US-manufactured 18" heavy profile match grade barrel is perfect for new builds and counts as one US-made compliant part. It features the proper fluted chambers for HK G3/91 rifles...
    Now: $206.95
    Was: $229.95
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  • Out Of Stock
    On Sale
    New - H&K 30 Round HK416/MR556 Spring - Magazine - HKP-13483

    HK416, MR556 Magazine Spring - 30 Round

    H&K Heckler & Koch

    Now: $11.65
    Was: $12.95
    HK German HK MR556 & HK 416 Magazine Spring  
    Now: $11.65
    Was: $12.95
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  • On Sale
    New - H&K HK MR556/416 Handguard Rail System Screw - HKP-02717 HK416, MR556, HK417, MR762 Handguard Locking Screw - A1 Style
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    HK416, MR556, HK417, MR762 Handguard Locking Screw - A1 Style

    H&K Heckler & Koch

    Now: $22.45
    Was: $24.95
    HK416, MR556, HK417, MR762 - A1 - Handguard Rail System Screw Factory HK handguard rail screw for A1 handguards.   Compatible With: HK416 A1 HK MR556 A1 HK417 A1 (2 required per handguard) HK MR762 A1 (2 required per handguard)
    Now: $22.45
    Was: $24.95
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  • On Sale
    New - HK UMP (.40 S&W/.45 ACP/9mm) Gunsmithing Bench Mat - hkp-17617 HK UMP (.40 S&W/.45 ACP/9mm) Gunsmithing Bench Mat
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    HK UMP (.40 S&W/.45 ACP/9mm) Gunsmithing Bench Mat

    HKP HK Parts

    Now: $19.96
    Was: $24.95
    HK UMP, USC Bench Mat, Gunsmithing Mat Our HK USC & UMP bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch models. Have fun and learn while you work on your favorite H&K firearm. The soft top...
    Now: $19.96
    Was: $24.95
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  • Out Of Stock
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    New - H&K 23E (5.56/.223) Bolt Carrier - HKP-00330 HK23E Bolt Carrier

    HK23E Bolt Carrier

    H&K Heckler & Koch

    Now: $719.96
    Was: $799.95
    New HK German 23E .223 / 5.56 Bolt Carrier Date coded and marked HK23-E. These are the last HK23E carriers that HK Germany has left. We are told that once these are gone, there will be no more. They are a great spare part to have, and they are getting...
    Now: $719.96
    Was: $799.95
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  • On Sale
    New - HKP Tactical Rail - 2" - HK91/93 - HKP-02527 HK91, HK93 Rail - Tactical - 2"
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    HK91, HK93 Rail - Tactical - 2"

    HKP HK Parts

    Now: $13.56
    Was: $16.95
    HKP HK Parts 2" Tactical Rail  for HK91, PTR 91, and the HK93 (with tactical grip) The six mounting screws are also included with each rail. This rail will fit on either the left or right side or the bottom of the PTR and HK91/93 tactical handguards...
    Now: $13.56
    Was: $16.95
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  • On Sale
    New - H&K MP5F & MP5 40,10 Recoil Rod Assembly - HKP-00133 HK MP5 Rod - Recoil - Complete Assembly
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    HK MP5 Rod - Recoil - Complete Assembly

    H&K Heckler & Koch

    Now: $71.95
    Was: $79.95
    German HK MP5F Recoil Assembly This is the factory-correct MP5F or MP5 40/10 Recoil Rod assembly. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for all MP5 40 or 10-mm bolt groups. A great upgrade to have...
    Now: $71.95
    Was: $79.95
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  • New - H&K 0,1 Extended Left Side Ambidextrous Selector Lever - HKP-00124
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    HK Lever - Selector - 0,1 - Extended - Ambidextrous

    H&K Heckler & Koch

    $78.95
    HK German Left Side Ambidextrous EXTENDED (ESSL) FBI (0,1) Lever  New German HK extended selector lever for the left side of all safe and semi-ambidextrous trigger packs SP5K. Compatible With: MP5, 94 MP5 clone and custom builds
    $78.95
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    $78.95
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  • On Sale
    New - Magpul M-Lok Tape Switch - Surefire ST - HKP-21480 Surefire ST Mounting Plate - Tape Switch - M-LOK
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    Surefire ST Mounting Plate - Tape Switch - M-LOK

    Magpul

    Now: $13.46
    Was: $14.95
    Magpul M-Lok Tape Switch - Surefire ST The M-LOK tape switch mounting plate is designed to attach surefire ST pressure pads on M-LOK compatible systems. It is molded of the same high quality polymer as other Magpul products, combining light weight with...
    Now: $13.46
    Was: $14.95
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  • On Sale
    New - HKP HK21E/23E Rear Sight Base - HKP-21467 HK21E, HK23E Rear Sight Base
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    HK21E, HK23E Rear Sight Base

    HKP HK Parts

    Now: $31.16
    Was: $38.95
    HKP HK21E/23E Rear Sight Base US manufactured billeted from solid ordnance grade bar stock. Each unit is precisely machined to factory tolerances.  Requires post installation machining to accommodate a scope. Compatible With: HK21E HK23E
    Now: $31.16
    Was: $38.95
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