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 - H&K / HKP 22 Round HK VP9 9mm Complete Magazine - HKP-21195 HK VP9 Magazine - 9mm - 22 Round - US
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    HK VP9 Magazine - 9mm - 22 Round - US

    HKP HK Parts / Heckler & Koch

    $79.95
    22 Round Magazine Complete - Red Extension - 9mm - HK PARTS - HK VP9, HK P30 HKPARTS +5 magazine extension coupled with a 17-round factory German magazine body adds five additional rounds total for a fully assembled 22-round HK...
    HKP-21195
    $79.95
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  • New - HKP HK P2000 +10 Magazine Extension Kit – Black - HKP-20811 HK P2000 Magazine Extension Kit - +10
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    HK P2000 Magazine Extension Kit - +10

    HKP HK Parts

    $64.99
    HKP HK P2000 +10 Magazine Extension Kit HK Parts magazine extension adds 10 additional rounds to the HK P2000 magazine with the simple swap of the floor plate & high-reliability mag spring. HKP highly recommends using a magazine loader when loading...
    HKP-20811
    $64.99
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  • New - B&T 17 Round BT USW-A1 9mm Magazine - Black - HKP-18336 B&T USW-A1 Magazine - 9mm - 17 Round
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    B&T USW-A1 Magazine - 9mm - 17 Round

    B&T Brugger & Thomet

    $45.00
    B&T 17-Round BT USW-A1 9mm Magazine New Swiss B&T manufactured 17-round magazine for the USW-A1 9mm. This item is restricted in certain states. All Federal, State and Local laws apply.   Specifications: Factory new condition 17-round...
    HKP-18336
    $45.00
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    $45.00
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  • New - Magpul AR/M4 TMAG 20 Round GEN M3 Magazine - Translucent OD Green - HKP-22035 HK416, MR556, AR-15, M4 Magazine - TMAG Gen 3 - 20 Round - Translucent OD Green
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    HK416, MR556, AR-15, M4 Magazine - TMAG Gen 3 - 20 Round - Translucent OD Green

    Magpul

    $24.95
    Magpul AR/M4 TMAG® 20 Round GEN M3™ Magazine - Translucent OD Green US-made translucent 20 round magazine optimized for AR/M4 platforms, but modified to permit operation with other 5.56 and .223 STANAG-compatible rifles. Specifications: Made...
    HKP-22035
    $24.95
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    $24.95
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  • New - H&K MP5, 94 Magazine Spring - 15 Round - HKP-00090
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    HK MP5, 94 Magazine Spring - 15 Round

    H&K Heckler & Koch

    $8.95
    HK German MP5, 94, SP89, MP5K 15 Round Magazine Spring Compatible with all 15 Round MP5 and 94 style curved magazines. This is a must-have repair and replacement part, great to have for spares.
    HKP-00090
    $8.95
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    $8.95
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  • New - H&K / HKP 25 Round HK VP9 Magazine – Red Cerakote - HKP-20896 HK VP9 Magazine - 25 Round – Red Cerakote
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    HK VP9 Magazine - 25 Round – Red Cerakote

    HKP HK Parts / Heckler & Koch

    $89.95
    H&K / HKP 25 Round HK VP9 Magazine – Red Cerakote HKPARTS +10 alloy magazine extension coupled with an HK 15 round factory German magazine adds 10 additional rounds total for a fully assembled 25 round HK VP9/P30 magazine. Ideal for competitive...
    HKP-20896
    $89.95
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  • Used - HK G3 .22 20 Round Conversion Magazine - USED - HKP-20750 HK G3 .22 20 Round Conversion Magazine - USED
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    HK G3 .22 20 Round Conversion Magazine - USED

    $199.95
    HK G3 .22 20 Round Conversion Magazine - USED HK .22 caliber conversion kit 20-round magazine for The G3/91. Ideal for those that have the caliber conversion kit and wants to stack up on spare magazines. Condition is used to like new in the gray paint...
    HKP-20750
    $199.95
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  • Out Of Stock
    New - H&K 23E (5.56/.223) Belt Box - HKP-18012

    HK23E Ammunition Belt Box - 5.56 / .223

    H&K Heckler & Koch

    $0.00
    HK23E & MM23E Belt Box - German HK Brand new German HK23E, MM23E made feed box. The German units have long since been out of production so getting these new old stock German HK feed boxes is a windfall and a rare opportunity. Compatible With: HK 23E...
    HKP-18012
    $0.00
    Out Of Stock
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  • On Sale
    New - TPM Sig P320 +3 Magazine Extension - HKP-21133-M Black
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    Sig P320 +3 Magazine Extension

    Tactical Precision MFG

    Now: $19.95
    Was: $44.95
    TPM Sig P320 +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 your...
    HKP-21133-M
    Now: $19.95
    Was: $44.95
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    Now: $19.95
    Was: $44.95
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  • New - HK/HKP – 20 Round HK P2000 Magazine – Black - HKP-20789 HK/HKP – 20 Round HK P2000 Magazine
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    HK/HKP – 20 Round HK P2000 Magazine

    HKP HK Parts / Heckler & Koch

    $99.95
    HK/HKP – 20 Round HK P2000 Magazine HK P2000 +7 magazine extension coupled with a new full-size HK P2000, 13 round magazine. Each unit is then fully assembled as an 20 round HK P2000 magazine. Ideal for competitive shooters and for everyday use...
    HKP-20789
    $99.95
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    $99.95
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  • New - HK PARTS, H&K 22 Round HK VP9, HK P30 9mm Magazine Complete - Red - HKP-19842
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    HK PARTS, HK 22 Round HK VP9, HK P30 9mm Magazine Complete - Red

    HKP HK Parts / Heckler & Koch

    $89.95
    22 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +7 alloy magazine extension coupled with an HK 15 round factory German magazine adds 7 additional rounds total for a fully assembled 22 round HK VP9/P30 magazine. Ideal for...
    HKP-19842
    $89.95
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  • New - H&K 91/G3 (7.62x51/.308) Magazine Unloader - HKP-01508
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    HK91, G3 Magazine Unloader

    H&K Heckler & Koch

    $49.95
    HK Factory German Unloader For HK 91, G3, And PTR Magazines Brand new HK German manufactured magazine loader for the alloy or steel mags. Made from all steel construction. Compatible With: HK 91 magazines HK G3 magazines PTR, CETME HK PSG-1 magazines HK...
    HKP-01508
    $49.95
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    $49.95
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