HK91 / G3 / HK51 Series

HK91 / G3 / HK51 Series

Discover the ultimate collection of parts for your HK G3 and HK 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 HK G3 or HK 91, ensuring your rifle meets the highest standards of operation and craftsmanship.

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  • On Sale
    New - B&T HK G3 Brass Catcher - HKP-21703 HK G3 Brass Catcher
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    HK G3 Brass Catcher

    B&T Brugger & Thomet

    Now: $297.95
    Was: $385.00
    B&T HK G3 Brass Catcher THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE.  SALE IS FINAL.  Mounts to B&T tri-rail handguard (BT-21042) which is no longer available from B&T. The B&T HK G3 brass catcher is a...
    HKP-21703
    Now: $297.95
    Was: $385.00
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    Was: $385.00
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  • Used - G3 Incomplete Backplate - HKP-20859 G3 Incomplete Backplate
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    G3 Incomplete Backplate

    H&K Heckler & Koch

    $29.95
    G3 Incomplete Backplate Factory German G3 refinished backplate. This backplate was fully reconditioned and Parkerized for a factory look. A great replacement or spare to have around to replace your broken or worn out backplates. Don't forget to get a new...
    HKP-20859
    $29.95
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  • Out Of Stock
    New - H&K MP5/SP5, 93/33, G3/91 (9mm, 5.56/.223, 7.62/.308) Unmarked Ambidextrous Housing - Universal - HKP-19854 HK MP5/SP5, 93/33, G3/91 (9mm, 5.56/.223, 7.62/.308) Unmarked Ambidextrous Housing - Universal

    HK MP5/SP5, 93/33, G3/91 (9mm, 5.56/.223, 7.62/.308) Unmarked Ambidextrous Housing - Universal

    H&K Heckler & Koch

    $0.00
    H&K MP5/SP5, 93/33, G3/91 (9mm, 5.56/.223, 7.62/.308) Unmarked Ambidextrous Housing - Universal This unmarked universal ambidextrous lower housing is designed for use with ambidextrous trigger packs, offering versatility across multiple H&K...
    HKP-19854
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  • Out Of Stock
    Used - H&K HK G3, 91 F/A Complete Bolt Group - HKP-19671 HK91. G3 F/A Complete Bolt Group

    HK91. G3 F/A Complete Bolt Group

    H&K Heckler & Koch

    $0.00
    German  G3, 91 F/A Bolt Group CompleteEach Bolt group includes the following factory HK parts: Complete Bolt Head Assembled (extractor, extractor spring, roller retainer plate and rollers) >Firing pin >Firing pin spring >HK91/G3 locking piece...
    HKP-19671
    $0.00
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  • Out Of Stock
    New - HK German Carry Handle - HK91, G3, HK93, & HK33 - New Old Stock - HKP-19551 HK German Carry Handle - HK91, G3, HK93, & HK33 - New Old Stock

    HK German Carry Handle - HK91, G3, HK93, & HK33 - New Old Stock

    H&K Heckler & Koch

    $0.00
    HK German Carry Handle for HK91, G3, HK93, & HK33 Weapon Systems - New Old Stock HK German new old stock condition. The carry handle installs by sliding the carry handle over the cocking tube to make contact with the trunnion. This can be installed...
    HKP-19551
    $0.00
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  • HK 20 Round HK91, G3 Rare LEO Laser Marked Steel Magazine - Parkerized
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    HK 20 Round HK91, G3 Rare LEO Laser Marked Steel Magazine - Parkerized

    H&K Heckler & Koch

    $67.95
    20 Round Steel Magazine HK L.E.O - HK 91, G3, PTR .308- LEO Laser Marked  Perfect for the avid collector, HK .308 factory steel 20-round all-steel magazine. Each magazine starts as a handpicked unit and is expertly broken down and refinished, inside...
    HKP-19333
    $67.95
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  • Out Of Stock
    New - H&K SEF Selector Lock Out Safety Key - HKP-01482 HK SEF Selector Lock Out Safety Key

    HK SEF Selector Lock Out Safety Key

    H&K Heckler & Koch

    $0.00
    H&K SEF Selector Lock Out Safety Key You must have a special lever to use this tool. Compatible with all SEF lockout selectors.
    HKP-01482
    $0.00
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  • Out Of Stock
    New - H&K Ambidextrou Navy 3 Position Incomplete Trigger Housing - HKP-13482 HK MP5 Trigger Housing - Navy 3 Position - Ambidextrous - Incomplete

    HK MP5 Trigger Housing - Navy 3 Position - Ambidextrous - Incomplete

    H&K Heckler & Koch

    $0.00
    H&K 3 Position (0,1,3,F Pictoogram) Ambidextrous Navy Style Incomplete Trigger Housing This factory correct HK German trigger pack is a rare find and an excellent spare for your HK ambidextrous Navy trigger group. Featuring the 3 position pictogram...
    HKP-13482
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  • Out Of Stock
    New - H&K 91/G3 (7.62x51/.308) Wide Forend Black - HKP-00213 HK 91, G3 Wide Handguard Black

    HK 91, G3 Wide Handguard Black

    H&K Heckler & Koch

    $0.00
    HK Wide Forend Black - HK German G3 & 91, PTR91 - German Genuine Heckler & Koch German Wide Forearm. This is the finest HK wide forearm available. Factory fresh German HK production. NO LONGER IN PRODUCTION & DISCONTINUED. GET THEM WHILE WE...
    HKP-00213
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  • Out Of Stock
    New - H&K 91/G3 (7.62x51/.308) Vented Wide Black Forearm - HKP-01119

    HK 91, G3 Handguard - Wide - Vented

    H&K Heckler & Koch

    $0.00
    HK German HK G3, 91, PTR91 Vented Wide Forend Black. New factory HK production that has been vented for use on all HK G3, 91 and PTR91 full size 18" barreled firearms.
    HKP-01119
    $0.00
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  • Out Of Stock
    New - HKP PTR-32 (7.62x39) Complete Bolt Group - HKP-17388 HK PTR-32 Bolt Group - Complete

    HK PTR-32 Bolt Group - Complete

    HKP HK Parts

    $359.95
    US Made PTR 32 Bolt Group Complete Semi-Auto. Factory correct bolt head and locking piece for use in the PTR 32 chambered in 7.62X39. Brand new May 2015 manufacture. This is the correct bolt for all PTR 32 rifles with 12"and 16" barrels.
    HKP-17388
    $359.95
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    $359.95
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  • Out Of Stock
    New - H&K 91/G3/93/33/94 PSG1 Style Wooden Grip for Metal Grip Frames - HKP-00226 HK MP5, HK94, HK33, HK93, HK91, G3 Wooden Grip - PSG1 Style

    HK MP5, HK94, HK33, HK93, HK91, G3 Wooden Grip - PSG1 Style

    H&K Heckler & Koch

    $0.00
    New HK German PSG1 Wooden Walnut Grip Complete As Shown. Fits all HK91, G3, HK93,33 and even HK94 and SP89 metal grip frames.
    HKP-00226
    $0.00
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