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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    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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    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
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    $14.95
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    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
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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
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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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  • Out Of Stock
    New - H&K HK 30 Round 416, HK MR556 Magazine Maritime- TiN - HKP-21468 HK416, MR556 Magazine - 30 Round - Maritime- TiN

    HK416, MR556 Magazine - 30 Round - Maritime- TiN

    H&K Heckler & Koch

    $149.95
    HK 416 & MR556 30 Round Maritime Magazine - TiN Coated Get your hands on some TiN coated factory Heckler & Koch magazines.  Each magazine starts out as a fresh 30 round mag before being professionally dsiassembled, TiN coated, and...
    HKP-21468
    $149.95
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  • On Sale
    New - HKP HK VP9/HK P30 Enhanced Magazine Extension Kit +5 - HKP-21404-M HK VP9, P30 Enhanced Magazine Extension Kit +5
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    HK VP9, P30 Enhanced Magazine Extension Kit +5

    HKP HK Parts

    $55.95 - $64.95
    Magazine Extension Kit +5 - HK VP9, HK P30 Latest and greatest VP9/P30 Enhanced magazine extension. Our new design was made to give our current magazine extension a more aggressive look and a overall better functionality. With the added features all...
    HKP-21404-M
    $55.95 - $64.95
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  • On Sale
    New - H&K/HKP 20 Round VP9SK & P30SK 9mm Magazine - Black - HKP-20599 HK VP9SK, P30SK Magazine - 20 Round - 9mm
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    HK VP9SK, P30SK Magazine - 20 Round - 9mm

    HKP HK Parts / Heckler & Koch

    Now: $76.95
    Was: $89.95
    10 Round Magazine with Black +10 Extension - 9mm - HK VP9SK & P30SK Drop-in magazine ready to go! HK Parts takes an existing 10 round magazine a +10 magazine extension and assembles them into a working 20 round magazine.  Compatible With: HKP30...
    HKP-20599
    Now: $76.95
    Was: $89.95
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  • New - H&K UMP (.45 ACP) Magazine Locking Plate - HKP-16338 HK UMP Magazine Locking Plate - .45 ACP
    Add to Cart

    HK UMP Magazine Locking Plate - .45 ACP

    H&K Heckler & Koch

    $9.95
    H&K UMP (.45 ACP) Magazine Locking Plate
    HKP-16338
    $9.95
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    $9.95
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  • On Sale
    New - H&K UMP (.40 S&W/.45 ACP/9mm) Magazine Floor Plate - HKP-16493 HK UMP Magazine Floorplate
    Add to Cart

    HK UMP Magazine Floorplate

    H&K Heckler & Koch

    Now: $8.95
    Was: $9.95
    HK Heckler and Koch German Magazine Floorplate for All HK UMP Magazines  Compatible With: UMP .45 UMP .40 UMP 9mm These can become cracked or broken with use or drops onto hard surfaces.
    HKP-16493
    Now: $8.95
    Was: $9.95
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