HK G3/91 Series

HK G3/91 Series

Discover the ultimate collection of parts for your H&K G3 and H&K 91, designed to enhance precision, reliability, and performance. Featuring G3 Stocks for improved ergonomics, 91 Barrels for superior accuracy, and G3 Triggers for enhanced responsiveness. Our selection also includes 91 Handguards for advanced protection and control, G3 Forearms for optimal handling, and detailed Parts Kits to fully equip your firearm for any scenario. Each component is engineered for flawless compatibility with your H&K G3 or H&K 91, ensuring your rifle meets the highest standards of operation and craftsmanship.

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  • H&K Cocking Tube End Cap Detent

    H&K Cocking Tube End Cap Detent

    H&K Heckler & Koch

    $4.95
    HK German Cocking Tube End Cap/Dust Cap Detent HK German cocking tube detent for all steel and aluminum cocking tube end caps. Made of steel and finished in black.
    HKP-18050
    $4.95
    Qty in Cart: 0
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    $4.95
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  • H&K G3 (7.62x51/.308) Parts Kit H&K G3 (7.62x51/.308) Parts Kit

    H&K G3 (7.62x51/.308) Parts Kit

    H&K Heckler & Koch

    $497.95
    HK German G3 .308/7.62 X 51mm Surplus Parts Kit Each parts kit comes with all parts from a functional HK G3 full auto rifle that was demilled into a parts kit except for the barrel and receiver. Each part of the parts kit will vary from fair to excellent...
    HKP-00827
    $497.95
    Qty in Cart: 0
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    $497.95
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  • HKP (5.56/.223) & (7.62x51/.308) Linear Compensator - Threaded 5/8x24 RH HKP (5.56/.223) & (7.62x51/.308) Linear Compensator - Threaded 5/8x24 RH

    HKP (5.56/.223) & (7.62x51/.308) Linear Compensator - Threaded 5/8x24 RH

    HKP HK Parts

    $149.95
    HKP (5.56/.223) & (7.62x51/.308) Linear Compensator - Threaded 5/8x24 RH This compensator is new and made in the USA. It is the best quality & price in the country. Specifications: Threaded 5/8x24 Compatible With: HK G3/91/PTR HK...
    HKP-19338
    $149.95
    Qty in Cart: 0
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    $149.95
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  • Magpul HK 91/G3 (7.62x51/.308) Complete Stock - Enhanced Buffer Magpul HK 91/G3 (7.62x51/.308) Complete Stock - Enhanced Buffer

    Magpul HK 91/G3 (7.62x51/.308) Complete Stock - Enhanced Buffer

    Magpul

    $899.95
    LAST REMAINING UNITS. Magpul PRS Stock With Enhanced Buffer InstalledThe Magpul PRS2 (Precision Rifle/Sniper) G3 Model is a drop-in, precision-adjustable butt stock especially designed for the HK G3/91/PTR rifle and its variants. Designed to offer the...
    HKP-16698
    $899.95
    Qty in Cart: 0
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    $899.95
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  • SilencerCo ASR .30 Cal AC233 Flash Hider - Threaded 15x1 SilencerCo ASR .30 Cal AC233 Flash Hider - Threaded 15x1

    SilencerCo ASR .30 Cal AC233 Flash Hider - Threaded 15x1

    $92.95
    SilencerCo ASR .30 Cal AC233 Flash Hider - Threaded 15x1 The SilencerCo ASR .30 Cal AC233 Flash Hider is designed for use with ASR (Active Spring Retention) mounts, providing a quick attach/detach system compatible with nearly all SilencerCo suppressors...
    HKP-19507
    $92.95
    Qty in Cart: 0
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    $92.95
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  • Compression Rod - 90's Series - Titanium Compression Rod - 90's Series - Titanium

    Compression Rod - 90's Series - Titanium

    HKP HK Parts

    $29.95
    Compression Rod - 90's Series - Titanium The H&K burst trigger pack compression rods and compression rod springs are the foremost wear/breakage components in burst packs. This replacement compression rod is constructed from titanium, offering...
    HKP-20887
    $29.95
    Qty in Cart: 0
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  • H&K Catch Lever Axle For Ambidextrous Trigger Packs

    H&K Catch Lever Axle For Ambidextrous Trigger Packs

    H&K Heckler & Koch

    $5.95
    H&K Catch Lever Axle For Ambidextrous Trigger Packs This is the axle that is found in all ambidextrous trigger packs for the 90 series that retains the catch lever assembly.
    HKP-01552
    $5.95
    Qty in Cart: 0
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    $5.95
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  • Out Of Stock
    H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned

    H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned

    H&K Heckler & Koch

    $249.95
    H&K MP5, 93/53/33, 91 (9mm, .40/10, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Housing - Clipped & Pinned Introducing the universal 3 position burst pictogram housing for HK MP5, SP5, and .40/10 firearms. This new factory...
    HKP-19801
    $249.95
    Qty in Cart: 0
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  • HKP (5.56/.223) & (7.62x51/.308) 4 Prong Micro Flash Hider - Threaded 15x1 RH HKP (5.56/.223) & (7.62x51/.308) 4 Prong Micro Flash Hider - Threaded 15x1 RH

    HKP (5.56/.223) & (7.62x51/.308) 4 Prong Micro Flash Hider - Threaded 15x1 RH

    $64.95
    HKP (5.56/.223) & (7.62x51/.308) 4 Prong Micro Flash Hider - Threaded 15x1 RH New shorter "micro" version US-made 4-prong flash hider threaded 15x1 RH. Micro FH will fit all HK .223 & .308 threaded barrel applications and barrels. Made from...
    HKP-02189
    $64.95
    Qty in Cart: 0
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    $64.95
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  • HKP SEF Style Franklin Armory Binary Aluminum Selectors - For Left Handed Shooters HKP SEF Style Franklin Armory Binary Aluminum Selectors - For Left Handed Shooters

    HKP SEF Style Franklin Armory Binary Aluminum Selectors - For Left Handed Shooters

    HKP HK Parts

    $59.95
    HK Selector Lever Set for BFSIII HK Binary Trigger Pack - SEF Grip Frames - Aluminum SEF style selector lever set modeled after the HK style selector lever for the Franklin Armory trigger packs. This set was made specifically for the left hand shooters...
    HKP-20503
    $59.95
    Qty in Cart: 0
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    $59.95
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  • PTR HK 91/G3 Central Stock Section - A2 Style PTR HK 91/G3 Central Stock Section - A2 Style

    PTR HK 91/G3 Central Stock Section - A2 Style

    PTR

    $54.95
    Central Stock Section For A2 Stock- HK U.S. This is a PTR-manufactured part that is hard to find and is important for keeping your HK G3 and HK 91 build 922r compliant.
    HKP-01463
    $54.95
    Qty in Cart: 0
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    $54.95
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  • H&K Selector Catch Lever for HK Ambidextrous Trigger Packs

    H&K Selector Catch Lever for HK Ambidextrous Trigger Packs

    H&K Heckler & Koch

    $39.95
    HK German Ambidextrous Trigger Pack Axle Catch Lever This is the lever that allows you to take apart any of the ambidextrous trigger packs. This lever takes the spring tension off the left and right side selector levers, allowing you to remove and...
    HKP-01636
    $39.95
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  • EBO HK G3 (7.62x51/.308) Parts Kit - Tungsten Filled Carrier - (Greek HK Contract) EBO HK G3 (7.62x51/.308) Parts Kit - Tungsten Filled Carrier - (Greek HK Contract)

    EBO HK G3 (7.62x51/.308) Parts Kit - Tungsten Filled Carrier - (Greek HK Contract)

    EBO

    $449.95
    HK Contract Greek EBO G3 .308/7.62 X 51mm Surplus Parts Kit Rare and HK Greek EBO Surplus G3 parts kits with the Tungsten filled bolt carriers. Each demilled parts kit comes with all parts from a functional HK G3 full auto rifle except the barrel and...
    HKP-17695
    $449.95
    Qty in Cart: 0
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    $449.95
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  • H&K 0,1 Extended Left Side Ambidextrous Selector Lever

    H&K 0,1 Extended Left Side Ambidextrous Selector Lever

    H&K Heckler & Koch

    $129.95
    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
    HKP-00124
    $129.95
    Qty in Cart: 0
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    $129.95
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  • H&K Cable Gun Lock

    H&K Cable Gun Lock

    H&K Heckler & Koch

    $19.95
    HK Cable Gun Lock This is the same lock that ships with factory HK firearms.
    HKP-02442
    $19.95
    Qty in Cart: 0
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    $19.95
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  • H&K HK G3, HK91, PTR 91 4 Position Ambidextrous MATCH Trigger Group H&K HK G3, HK91, PTR 91 4 Position Ambidextrous MATCH Trigger Group

    H&K HK G3, HK91, PTR 91 4 Position Ambidextrous MATCH Trigger Group

    H&K Heckler & Koch

    $1,495.95
    HK G3 & HK 91 - Safe, Semi - 4 Position Ambidextrous MATCH Trigger Group. Each ambidextrous match trigger group comes with a custom trigger conversion to a light smooth light trigger pull. The trigger group has been adjusted and enhanced by the famed...
    HKP-20222
    $1,495.95
    Qty in Cart: 0
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    $1,495.95
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  • Out Of Stock
    H&K SEF Long Axle Selector Extended Lever - Used H&K SEF Long Axle Selector Extended Lever - Used

    H&K SEF Long Axle Selector Extended Lever - Used

    H&K Heckler & Koch

    $54.95
    HK German SEF Long Axle Selector Lever For Polymer Housings - Extended - Used HK Extended SEF Long Axle Selector Lever For The Polymer SEF Type Grips Or Trigger Housings. Fits all 0,1 or SEF style polymer style housings Please Note: Not For Use On...
    HKP-20220
    $54.95
    Qty in Cart: 0
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    $54.95
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  • HK 91, G3, PTR Grip Frame SEF- Metal HK German HK 91, G3, PTR Grip Frame SEF- Metal HK German

    HK 91, G3, PTR Grip Frame SEF- Metal HK German

    $189.95
    HK91, G3, PTR-91 Style Metal Grip Frame SEMI Each German HK housing started out as a factory HK German select fire metal housing. Each housing then had the housing professionally modified by welding in a factory correct semi auto shelf. After the...
    HKP-17637
    $189.95
    Qty in Cart: 0
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    $189.95
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  • HKP 90 Series F1 Flat Trigger - Skeletonized HKP 90 Series F1 Flat Trigger - Skeletonized

    HKP 90 Series F1 Flat Trigger - Skeletonized

    HKP HK Parts

    $59.95
    HKP 90 Series F1 Flat Trigger - Skeletonized  The HK Parts Skeletonized F1 flat 90 series trigger is expertly engineered for exceptional performance and reliability. It fits all 0, 1, SEF, and Navy style trigger packs effortlessly. Machined from...
    HKP-21580
    $59.95
    Qty in Cart: 0
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    $59.95
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  • HKP Single Point Leather Sling - Black HKP Single Point Leather Sling - Black

    HKP 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
    Qty in Cart: 0
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    $49.95
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  • AIM HK 91/G3 (7.62x51/.308) Rifle Length Handguard - Keymod AIM HK 91/G3 (7.62x51/.308) Rifle Length Handguard - Keymod

    AIM HK 91/G3 (7.62x51/.308) Rifle Length Handguard - Keymod

    AIM

    $64.95
    HK 91, G3, PTR RIFLE LENGTH HANDGUARD - KEY MOD This sleek streamlined design is an ultra low profile handguard with generous mounting space to accept all KeyMod accessories. Superior ergonomics and simple, drop-in installation makes this the best HK...
    HKP-18179
    $64.95
    Qty in Cart: 0
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    $64.95
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  • Blitzkrieg  HK MP5 Flat Front Sight Gen 2 - Orange Blitzkrieg  HK MP5 Flat Front Sight Gen 2 - Orange

    Blitzkrieg HK MP5 Flat Front Sight Gen 2 - Orange

    Blitzkrieg Components

    $84.95
    Blitzkrieg HK MP5 Flat Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight introduces a new level of precision and visibility. With a conventional flat-tipped post and a bright orange stripe, this sight ensures quick and clear target...
    HKP-21101
    $84.95
    Qty in Cart: 0
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    $84.95
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  • EBO HK 91/G3 (7.62x51/.308) Tungsten Full Auto Carrier - Made by EBO Under HK Contract EBO HK 91/G3 (7.62x51/.308) Tungsten Full Auto Carrier - Made by EBO Under HK Contract

    EBO HK 91/G3 (7.62x51/.308) Tungsten Full Auto Carrier - Made by EBO Under HK Contract

    EBO

    $199.95
    Used HK Contract Greek (EBO) F/A Date Coded Tungsten Filled Bolt Carrier. HK German G3 F/A date coded bolt carrier with the tungsten inserts. The tungsten inserts and upgrade is ideal for those that are having bolt bounce issues or want the smoothest...
    HKP-16572
    $199.95
    Qty in Cart: 0
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    $199.95
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  • H&K 91/G3 (7.62x51/.308) Fixed Stock with Enhanced Heavy Buffer - Alpine Green - Surplus H&K 91/G3 (7.62x51/.308) Fixed Stock with Enhanced Heavy Buffer - Alpine Green - Surplus

    H&K 91/G3 (7.62x51/.308) Fixed Stock with Enhanced Heavy Buffer - Alpine Green - Surplus

    H&K Heckler & Koch

    $129.95
    HK German Surplus G3, 91, PTR Stock Complete with Enhanced Heavy Buffer Installed - Alpine Green The Alpine green stock was the last version that the German military produced and is the darkest green version available. All stocks are 90's...
    HKP-18934
    $129.95
    Qty in Cart: 0
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    $129.95
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  • Out Of Stock
    H&K 91/G3 (7.62x51/.308) Shell Deflector - Weld On H&K 91/G3 (7.62x51/.308) Shell Deflector - Weld On

    H&K 91/G3 (7.62x51/.308) Shell Deflector - Weld On

    H&K Heckler & Koch

    $18.95
    New HK German G3, 91, PTR91 Steel Case Deflector - Weld On This steel weld-on addition for the G3 military rifle was developed to help fellow soldiers from hitting each other with hot spent brass and deflect the brass forward of the shooter at...
    HKP-12747
    $18.95
    Qty in Cart: 0
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    $18.95
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  • H&K HK G3 & HK91 Buffer Spring - Surplus H&K HK G3 & HK91 Buffer Spring - Surplus

    H&K HK G3 & HK91 Buffer Spring - Surplus

    H&K Heckler & Koch

    $4.95
    HK G3, 91 Buffer Spring - Surplus This is the factory buffer spring for the rear stock buffer found on the G3, HK91, 93 A2 style stocks. This is a used excellent shape spring. A great replacement to have on hand for your worn out buffer spring...
    HKP-20319
    $4.95
    Qty in Cart: 0
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    $4.95
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  • H&K HK G3, HK 91 Locking Piece - Used H&K HK G3, HK 91 Locking Piece - Used

    H&K HK G3, HK 91 Locking Piece - Used

    H&K Heckler & Koch

    $14.95
    H&K HK G3, HK 91 Locking Piece - Used HK German Locking Piece For HK G3 & HK 91- USEDThis is the factory correct 45 degree locking piece for HK 91/G3 firearms. Used pulled from demilled firearms and will range in condition but perfectly usable.
    HKP-16712
    $14.95
    Qty in Cart: 0
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    $14.95
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  • H&K 91/G3 (7.62x51/.308) Slimline Forearm - Jungle Green - Used Excellent H&K 91/G3 (7.62x51/.308) Slimline Forearm - Jungle Green - Used Excellent

    H&K 91/G3 (7.62x51/.308) Slimline Forearm - Jungle Green - Used Excellent

    H&K Heckler & Koch

    $29.95
    H&K 91/G3 (7.62x51/.308) Slimline Forearm - Jungle Green - Used Excellent Used in excellent shape. These are a nice addition to the collection. Compatible With: All full forearm length HK 91, G3, PTR style firearms
    HKP-19042
    $29.95
    Qty in Cart: 0
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    $29.95
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  • On Sale
    HKP Single Point Leather Sling - Red HKP Single Point Leather Sling - Red

    HKP Single Point Leather Sling - Red

    HKP HK Parts

    Now: $29.95
    Was: $49.95
    Single Point Leather Sling - Red 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 artisan...
    HKP-20160
    Now: $29.95
    Was: $49.95
    Qty in Cart: 0
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    Now: $29.95
    Was: $49.95
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  • Choate Adjustable Folding Stock 1/2 inch Spacer Choate Adjustable Folding Stock 1/2 inch Spacer

    Choate Adjustable Folding Stock 1/2 inch Spacer

    Choate

    $7.95
    Choate Adjustable Folding Stock 1/2 inch Spacer This spacer adds 1/2 inch to our HK Choate folding stocks that uses the adjustable length of pull spacer system. You can add up to 5 of these spacers to your stock.  
    HKP-19032
    $7.95
    Qty in Cart: 0
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    $7.95
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  • H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel

    H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel

    H&K Heckler & Koch

    $349.95
    HK 91, G3, PTR Shooter Pack - 36 Quantity 20 Round Magazines  All STEEL MAGS - RARE!!! For all those shooters or collectors out there this is the deal for you. For a limited time or while supplies last we have a case of 3 dozen shooter grade all...
    HKP-17390
    $349.95
    Qty in Cart: 0
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    $349.95
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  • MFI Picatinny Rail Riser For Scope MFI Picatinny Rail Riser For Scope

    MFI Picatinny Rail Riser For Scope

    MFI

    $44.95
    MFI Picatinny Rail Riser For Scope MFI Picatinny rail riser to elevate your optic by 18.8mm (.740"). This see-through riser allows a full view through the factory iron sights. This unit is similar to the A.R.M.S. #5 base scope mount and STANAG to...
    HKP-00899
    $44.95
    Qty in Cart: 0
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    $44.95
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  • Timney Triggers HK MP5, HK 91/93/94, HK G3 2-Stage Trigger Timney Triggers HK MP5, HK 91/93/94, HK G3 2-Stage Trigger

    Timney Triggers HK MP5, HK 91/93/94, HK G3 2-Stage Trigger

    Timney Triggers

    $389.95
    Timney Trigger for MP-5, HK 91/93/94, G3, Clones The Timney HK MP5 trigger is factory-set with a two pound first stage and a two pound second stage that elevates the platform so the shooter can achieve the utmost in accuracy. All trigger parts have been...
    HKP-20500
    $389.95
    Qty in Cart: 0
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    $389.95
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  • G3 Incomplete Backplate - Threaded G3 Incomplete Backplate - Threaded

    G3 Incomplete Backplate - Threaded

    H&K Heckler & Koch

    $29.95
    G3 Incomplete Backplate - Threaded Each backplate is refinished and parkarized as issued to the German military. This refinished backplate comes with a threaded end to accept a threaded recoil rod stop screw. With a quick and easy removable recoil rod...
    HKP-20860
    $29.95
    Qty in Cart: 0
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    $29.95
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  • H&K G3 Parts Kit - RCM Barrel H&K G3 Parts Kit - RCM Barrel

    H&K G3 Parts Kit - RCM Barrel

    H&K Heckler & Koch

    $647.95
    HK German G3 .308/7.62 X 51mm Surplus Parts Kit Finally, after more than 4 years of searching the globe, we have HK German Surplus G3 parts kits available to offer. Each parts kit comes complete with all parts from a functional HK G3 full auto rifle that...
    HKP-16577
    $647.95
    Qty in Cart: 0
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    $647.95
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  • H&K HK G3 Recoil Rod - Demilled

    H&K HK G3 Recoil Rod - Demilled

    H&K Heckler & Koch

    $18.54
    H&K HK G3/91 Recoil Rod - Demilled These recoil rods were demilled from damage or broken end caps. Fully functional and sitll assembled with the spring, roll pins, nylon ring and captive pin. Perfect to have on hand for spares or custom builds. 
    HKP-21298
    $18.54
    Qty in Cart: 0
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    $18.54
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  • SB Tactical HK91 SBA4 Pistol Stabilizing Brace SB Tactical HK91 SBA4 Pistol Stabilizing Brace

    SB Tactical HK91 SBA4 Pistol Stabilizing Brace

    SB Tactical

    $379.95
    SB Tactical HK91 SBA4 Pistol Stabilizing Brace Includes: G3, HK91 backplate & recoil assembly AR, M4 stock adapter Complete buffer assembly Castle nut SB Tactical Brace Features: Made in the USA Designed after the SBM4 5-position...
    HKP-19931
    $379.95
    Qty in Cart: 0
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    $379.95
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  • DTAC HK93/33/G3K M-LOK Modular Handguard DTAC HK93/33/G3K M-LOK Modular Handguard

    DTAC HK93/33/G3K M-LOK Modular Handguard

    $189.95
    DTAC HK93/33/G3K M-LOK Modular Handguard Our Modular Handguard System is packed full of features, taking your roller-lock firearm to the next level of versatility. Features: Made in the USA (922R compliant part) M-LOK accessories compatible 25...
    HKP-20015
    $189.95
    Qty in Cart: 0
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    $189.95
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