Magazines / Extensions / Brass Catchers

Magazines / Extensions / Brass Catchers

Explore our extensive selection of HK magazines and extensions designed for enhanced capacity and performance across a range of HK models including the VP9, USP, MP5, and more. From rugged steel magazines to advanced polymer extensions, our inventory caters to both tactical and recreational needs, ensuring reliable feeding and durability. Enhance your HK firearm with precision-engineered magazine upgrades, available now for various calibers and applications.

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  • Out Of Stock
    New - H&K HK USP Jet Funnel Steel Floor Plate - HKP-01204 HK USP Jet Funnel Floorplate - 9mm / .40 S&W - Steel

    HK USP Jet Funnel Floorplate - 9mm / .40 S&W - Steel

    H&K Heckler & Koch

    $49.95
    H&K HK USP Jet Funnel Steel Floor Plate A great spare and replacement part to have on hand. The HK USP jet funnel floorplate will fit the original style and the new style magazines. Compatible With: HK USP 9mm HK USP 40 Cal Please Note: HK...
    $49.95
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  • New - H&K MP5/MP5K/SP5K 10 Round Magazine - RAL 8K - HKP-21441 HK MP5, MP5K/SP5K 10 Round Magazine - RAL8000
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    HK MP5, MP5K/SP5K 10 Round Magazine - RAL8000

    H&K Heckler & Koch

    $97.95
    H&K MP5/MP5K/SP5K 10 Round Magazine - RAL 8K Heckler & Koch factory magazine. We now take this factory magazine and cerakote it with the ultra desirable RAL 8000 color for those looking to customize their build. 10 round magazine making it ideal...
    $97.95
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  • New - KCI 30 Round HK MP5 Supersonic Labeled Magazine - HKP-21130 KCI 30 Round HK MP5 Supersonic Labeled Magazine
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    KCI 30 Round HK MP5 Supersonic Labeled Magazine

    KCI

    $44.95
    KCI 30 Round HK MP5 Supersonic Labeled Magazine Each 9mm Magazine Features: Latest generation and factory fresh, individually sealed magazine 30-round capacity 9mm caliber marked (9mm x 19) Curved for more reliable feeding with steel chrome follower All...
    $44.95
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  • New - H&K 18 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red - HKP-20182 HK 18 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red
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    HK 18 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red

    $89.95
    H&K 18 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red HK Parts +5 magazine extension coupled with a 13 round .40 cal factory German magazine body adds 5 additional rounds. For a total fully assembled hand fitted...
    $89.95
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  • New - H&K 30 Round HK MR556/416 Magazine - RAL 8K - HKP-18780 HK416, MR556 30 Round Magazine - RAL8000
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    HK416, MR556 30 Round Magazine - RAL8000

    H&K Heckler & Koch

    $199.95
    HK 416/MR556 30 Round Magazine - RAL 8000 Heckler & Koch reliability and durability in a 30 round 5.56 mm Polymer Magazine. Designed to provide optimal ammunition feeding for any M16/M4/AR15-type weapon, the HK 30-Round Polymer Magazine can be used...
    $199.95
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  • New - KCI 30 Round HK MP5 9mm Magazine - TiN Coated - HKP-21646 KCI 30 Round HK MP5 9mm Magazine - TiN Coated
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    KCI 30 Round HK MP5 9mm Magazine - TiN Coated

    $99.95
    KCI 30 Round HK MP5 9mm Magazine - TiN Coated Elevate your gear with our TiN coated KCI magazines. Each magazine begins as a regular 9mm, 30 round mag that is expertly disassembled, coated with durable TiN, and meticulously reassembled for optimal...
    $99.95
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  • On Sale
    New - TPM Glock 9mm +3 Magazine Extension - HKP-21136-M Glock 9mm +3 Magazine Extension
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    Glock 9mm +3 Magazine Extension

    Tactical Precision MFG

    Now: $16.46
    Was: $39.95
    TPM Glock 9mm +3 Magazine Extension This extension is made from machined 6061 aluminum. This magazine extension will increase the capacity, reload speed, mag drops, and overall functionality of your pistol. Available in various colors to customize to...
    Now: $16.46
    Was: $39.95
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  • New - HKP 30 Round HK VP9/P30 Complete 9mm Magazine Magazine - Translucent - HKP-18242 HKP 30 Round HK VP9/P30 Complete 9mm Magazine Magazine - Translucent
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    HKP 30 Round HK VP9/P30 Complete 9mm Magazine Magazine - Translucent

    HKP HK Parts

    $67.95
    HKP 30 Round HK VP9/P30 Complete 9mm Magazine Magazine - Translucent New HK German VP9/P30 Magazine body combo; pre-installed along with the HK Parts 30 round mag translucent polycarbonate extension kit fully installed. Each offering is complete, fully...
    $67.95
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  • On Sale
    New - ATI 100 Round GSG-522/GSG-16 Drum Magazine - Black - HKP-02041 ATI 100 Round GSG-522/GSG-16 Drum Magazine
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    ATI 100 Round GSG-522/GSG-16 Drum Magazine

    ATI

    Now: $159.95
    Was: $199.95
    ATI 100 Round GSG-522/GSG-16 Drum Magazine These are the latest, second-generation drums direct from Germany.  Compatible With: GSG5 .22 rifles or pistols GSG-16 .22 rifles or pistols. Please Note: This will not fit the Umarex MP5 .22 or HK...
    Now: $159.95
    Was: $199.95
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  • New - HKP HK UMP (.40 S&W) 15 Round Magazine - HKP-17584 HK UMP Magazine - .40 S&W - 15 Round
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    HK UMP Magazine - .40 S&W - 15 Round

    HKP HK Parts

    $49.95
    UMP, SMG .40 Cal 15 Round Magazine - US Each ultra compact 15 round magazine will fit all HK UMP .40 caliber carbines, SMG's as well as the USC-UMP .40 caliberP conversions. Each magazine features, steel feed lips, enhanced polymer construction and all...
    $49.95
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  • New - H&K HK MP5/MP5K 30 Round - LEO Marked Magazine - TiN Coated - HKP-21792 HK MP5, MP5K Magazine - 30 Round - LEO Marked - Enhanced
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    HK MP5, MP5K Magazine - 30 Round - LEO Marked - Enhanced

    H&K Heckler & Koch

    $159.95
    H&K HK MP5/MP5K 30 Round - LEO Marked Magazine - TiN/CRN Coated Elevate your collection with our TiN coated factory Heckler & Koch magazines. Each magazine begins as a new German 30-round 9mm mag that is expertly disassembled, TiN coated,...
    $159.95
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  • New - HKP HK VP9SK/P30SK +5 Magazine Extension Kit - HKP-20566-M HK VP9SK, P30SK +5 Magazine Extension Kit
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    HK VP9SK, P30SK +5 Magazine Extension Kit

    HKP HK Parts

    $34.95
    Magazine Extension Kit +5 - HK VP9SK, HK P30SK HK Parts magazine extension kit adds 5 additional rounds to the HK VP9SK/P30SK magazine with the simple swap of the floor plate & high-reliability mag spring.  HKP highly recommends using a magazine...
    $34.95
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