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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  • New - KCI 30 Round MP5 9mm Magazine - 10 Pack - HKP-22058 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - 10 Pack
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - 10 Pack

    KCI

    $349.95
    KCI 30 Round MP5 9mm Magazine - 10 Pack 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 steel...
    HKP-22058
    $349.95
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  • On Sale
    New - HKP HK45 +7 Magazine Extension Kit - Black - HKP-20808 HK45 +7 Magazine Extension Kit
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    HK45 +7 Magazine Extension Kit

    HKP HK Parts

    Now: $67.95
    Was: $74.95
    HKP HK45 +7 Magazine Extension Kit HK PARTS magazine extension +7 kit adds 7 additional rounds to the HK45 magazine with the simple swap of the floor plate & high-reliability mag spring. HKP highly recommends using a magazine loader when loading...
    HKP-20808
    Now: $67.95
    Was: $74.95
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  • On Sale
    New - H&K Magazine - .40 S&W 9 Round for HK P2000SK - HKP-00307 HK P2000SK Magazine - .40 S&W - 9 Round
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    HK P2000SK Magazine - .40 S&W - 9 Round

    H&K Heckler & Koch

    Now: $44.95
    Was: $49.00
    German HK P2000 SK 9 Round Magazine - 40 S&W  Spare magazines for HK P2000 SK .40 caliber pistols. This magazine holds nine rounds of .40 S&W ammunition.
    HKP-00307
    Now: $44.95
    Was: $49.00
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    Was: $49.00
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  • On Sale
    New - H&K 10 Round HK VP9SK/P30SK 9mm Magazine - Black - HKP-17376 HK VP9SK, P30SK Magazine - 10 Round- 9mm
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    HK VP9SK, P30SK Magazine - 10 Round- 9mm

    H&K Heckler & Koch

    Now: $44.95
    Was: $49.95
    H&K 10 Round HK VP9SK/P30SK 9mm Magazine New German HK manufacture 10 round 9mm P30SK/VP9SK magazine with standard flush fit floorplate. This magazine is the same for the VP9SK & P30SK. Compatible With: VP9SK P30SK
    HKP-17376
    Now: $44.95
    Was: $49.95
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  • On Sale
    New - HKP HK VP9, VP40 Competition Magwell Extension - HKP-21079-M HK VP9, VP40 Competition Magwell Extension
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    HK VP9, VP40 Competition Magwell Extension

    HKP HK Parts

    Now: $69.95
    Was: $129.95
    HKP HK VP9, VP40 Competition Magwell Extension Our 2-piece, steel insert competition VP9/VP40 extended flared magwell is CNC made from heat treated 4140 billet nitrided steel. The upper portion of the magwell is machined from aircraft-grade aluminum and...
    HKP-21079-M
    Now: $69.95
    Was: $129.95
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    Was: $129.95
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  • Out Of Stock
    Mora Arms HK MP5/MP5K - 15 Round Magazine Mora Arms HKP-22352 Mora Arms HK MP5/MP5K - 15 Round Magazine Mora Arms HKP-22352

    HK MP5, SP5, MP5K, SP5K Magazine - 15 Round - 9mm

    Mora Arms

    $29.95
    Mora Arms HK MP5, MP5K Magazine - 15 Round 15-round curved steel magazine for MP5 platforms. Compatible With:  MP5, SP5 MP5K, SP5K SP89, HK94 Custom HK 9mm builds & clones
    HKP-22352
    $29.95
    Out Of Stock
    Qty in Cart: 0
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    $29.95
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  • On Sale
    New - H&K 10 Round HK VP/P30 9mm Magazine Floor Plate - Black - HKP-02569 HK VP9, P30 Magazine Floorplate - 9mm - 10 Round
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    HK VP9, P30 Magazine Floorplate - 9mm - 10 Round

    H&K Heckler & Koch

    Now: $16.95
    Was: $17.95
    HK VP9 & P30 9mm Magazine Floor Plate For 10-Round Mag New HK German production. 10-round floorplate with tabs for the 10-round HK P30/VP9 magazine. A must-have spare replacement part as the tabs are a common wear and breakage part on the...
    HKP-02569
    Now: $16.95
    Was: $17.95
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    Was: $17.95
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  • Out Of Stock
    New - H&K UMP (.45 ACP) Magazine Follower - HKP-16342 HK UMP Magazine Follower - .45 ACP

    HK UMP Magazine Follower - .45 ACP

    H&K Heckler & Koch

    $14.95
    HK UMP .45 Magazine Follower New HK German factory UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines- both US or German
    HKP-16342
    $14.95
    Out Of Stock
    Qty in Cart: 0
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    $14.95
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  • Out Of Stock
    New - H&K 12 Round HK P2000/USPC .40 S&W Magazine Housing - HKP-16538 HK USPC, P2000 Magazine Housing - .40 S&W - 12 Round

    HK USPC, P2000 Magazine Housing - .40 S&W - 12 Round

    H&K Heckler & Koch

    $29.95
    H&K 12 Round HK P2000/USPC .40 S&W Magazine Housing
    HKP-16538
    $29.95
    Out Of Stock
    Qty in Cart: 0
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    $29.95
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  • On Sale
    New - H&K UMP/USC (.40 S&W/.45 ACP/9mm) Magazine Release Spring - HKP-01899 HK UMP, USC Magazine Release Spring
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    HK UMP, USC Magazine Release Spring

    H&K Heckler & Koch

    Now: $8.95
    Was: $9.95
    HK UMP & USC Magazine Release Spring HK German factory mag release spring for all USC and UMP mag releases.  Compatible With:  USC lowers UMP lowers
    HKP-01899
    Now: $8.95
    Was: $9.95
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    Now: $8.95
    Was: $9.95
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  • On Sale
    New - Set of 5 .45 ACP Dummy Rounds - HKP-17384
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    Dummy Rounds - .45 ACP - Set of 5

    Strike Industries

    Now: $7.95
    Was: $8.95
    Set of 5 .45 ACP Dummy Rounds Strike Industries dummy rounds will let you safely test the feeding, extraction, and magazine function of your firearms without the worry of accidental discharge. They also let you dry fire without risking damage to the...
    HKP-17384
    Now: $7.95
    Was: $8.95
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  • On Sale
    New - IMI 25 Round UZI Magazine - New Old Stock - HKP-21232 UZI Magazine - 25 Round - New Old Stock
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    UZI Magazine - 25 Round - New Old Stock

    IMI

    Now: $29.95
    Was: $48.95
    Uzi 25 Round 9mm Magazine - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowned Mec-Gar magazine manufacturing company with IMI Licensing. An all-steel production and a blued finish to help protect it against rust. These are the last...
    HKP-21232
    Now: $29.95
    Was: $48.95
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    Now: $29.95
    Was: $48.95
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