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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  • On Sale
    New - H&K MP5 40/10 30 Round Magazine - HKP-00430 HK MP5 40/10 30 Round Magazine
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    HK MP5 40/10 30 Round Magazine

    H&K Heckler & Koch

    Now: $179.95
    Was: $199.95
    New HK German MP5 40/10 30 Round Magazine Factory German MP5 40/10 magazine will fit all of the HK MP5 40/10 rifles & pistols, including the Vector, Coharie, and other custom builds & clones. Hard to find & the latest HK German factory...
    Now: $179.95
    Was: $199.95
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  • On Sale
    New - H&K USC (.45 ACP) 10 Round Magazine - HKP-00811 HK USC (.45 ACP) 10 Round Magazine
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    HK USC (.45 ACP) 10 Round Magazine

    H&K Heckler & Koch

    Now: $67.45
    Was: $74.95
    HK German Factory 10 Round USC .45 Magazine This is the only magazine that HK offers for HK USC unless you want to upgrade to the USC-UMP style of conversions. Compatible with all HK USC Carbines.
    Now: $67.45
    Was: $74.95
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  • On Sale
    New - H&K 9mm / .357 SIG Barrel Bore Brush - HKP-02760
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    HK 9mm / .357 SIG Barrel Bore Brush

    H&K Heckler & Koch

    Now: $1.75
    Was: $1.95
    HK 9mm / .357 SIG Barrel Bore Brush This brush is a must-have item to clean the barrel effectively, and it is compatible with all standard 8-32 threaded cleaning rods (universal/most common thread). We offer a large variety of long-lasting bore...
    Now: $1.75
    Was: $1.95
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  • On Sale
    New - H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - HKP-19979-M HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm
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    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm

    H&K Heckler & Koch

    Now: $77.36
    Was: $85.95
    New German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine Factory fresh Heckler & Koch 30 round, curved 9mm. When only the best will do. Each magazine starts life as a brand-new, factory-sealed magazine, which is then expertly...
    Now: $77.36
    Was: $85.95
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  • On Sale
    New - F5 MFG 50 Round MP5/MP5K 9mm Drum Magazine - HKP-16537-M F5 MFG 50 Round MP5, MP5K 9mm Drum Magazine
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    F5 MFG 50 Round MP5, MP5K 9mm Drum Magazine

    F5 MFG

    Now: $179.10
    Was: $199.00
    F5 MFG 50 Round MP5/MP5K 9mm Drum Magazine HK MP5 & MP5K 9mm - 50 Round Drum New 3rd generation redesigned version. Now offered at an even lower price! You asked for it and the long-awaited and highly anticipated MP5 50 Round Drum Magazine designed...
    Now: $179.10
    Was: $199.00
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    Was: $199.00
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  • On Sale
    New - H&K 10 Round HK MR762/417 7.62/.308 Magazine - RAL 8000 - HKP-18593 HK417, MR762 Magazine - 10 Round- RAL8000
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    HK417, MR762 Magazine - 10 Round- RAL8000

    H&K Heckler & Koch

    Now: $58.46
    Was: $64.95
    H&K 10 Round HK MR762/417 7.62/.308 Magazine - RAL 8000 Genuine HK German 10 round MR762 magazine. Factory fresh & hard to find. Compatible With: HK MR 762 HK 417 HK G28
    Now: $58.46
    Was: $64.95
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  • On Sale
    New - H&K 10 Round HK USP .40 S&W Magazine - Black - HKP-01205 HK USP Magazine - .40 S&W - 10 Round
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    HK USP Magazine - .40 S&W - 10 Round

    H&K Heckler & Koch

    Now: $50.36
    Was: $55.95
    HK German Full Size USP .40 10 Round Magazine Fits all USP full-size .40 pistols. Perfect for those who live in restricted states. Compatible With: HK USP .40 HK USP .40 Tactical HK USP Elite & Expert Please Note: This part will not fit the USP...
    Now: $50.36
    Was: $55.95
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    On Sale
    New - B&T 25 Round BT APC45 Magazine - Black - HKP-17438 B&T APC45, SPC45, GHM45 Magazine - 25 Round

    B&T APC45, SPC45, GHM45 Magazine - 25 Round

    B&T Brugger & Thomet

    Now: $130.50
    Was: $145.00
    B&T .45 ACP 25 Rounds Magazine B&T's APC45 replacement magazines are the same straight-body stick mags that ship with new B&T firearms. These high quality factory magazines hold 25 rounds of .45 ACP ammunition. Specifications: Factory...
    Now: $130.50
    Was: $145.00
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    Was: $145.00
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  • On Sale
    New - HKP HK USP45/Mark 23 +10 Magazine Extension - HKP-21371-M HK USP45, Mark 23 +10 Magazine Extension
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    HK USP45, Mark 23 +10 Magazine Extension

    HKP HK Parts

    Now: $55.96
    Was: $69.95
    Magazine Extension - +10 - HK USP .45 & Mark 23 Easy to install. Simply add the mag extension to your existing mag body and follower. No gunsmithing needed. Made 100% in the USA out of aircraft-grade hard coat anodized aluminum with steel hardware...
    Now: $55.96
    Was: $69.95
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  • On Sale
    New - Comp-Tac HK MP5 9mm Single Magazine Pouch - HKP-20099 HK MP5 Magazine Pouch - Single - 9mm
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    HK MP5 Magazine Pouch - Single - 9mm

    Comp-Tac

    Now: $40.46
    Was: $44.95
    Comp-Tac HK MP5 9mm Single Magazine Pouch The single magazine pouch PLM is an all Kydex magazine pouch which gives a smooth friction free surface perfect for a quick reload for your HK MP5. The PLM mount allows for being securely hooked on a variety of...
    Now: $40.46
    Was: $44.95
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  • On Sale
    New - H&K SL8 (5.56/.223) 10 Round Factory Magazine - HKP-00276 HK SL8 (5.56/.223) 10 Round Factory Magazine
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    HK SL8 (5.56/.223) 10 Round Factory Magazine

    H&K Heckler & Koch

    Now: $59.36
    Was: $65.95
    HK German 10-Round Magazine For The SL8-1 & SL8 Firearms. Made in Germany and factory fresh.
    Now: $59.36
    Was: $65.95
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  • On Sale
    New - H&K 15 Round HK VP9A1 K Magazine - HKP-21650-M HK 15 Round HK VP9A1 K Magazine
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    HK 15 Round HK VP9A1 K Magazine

    H&K Heckler & Koch

    Now: $49.46
    Was: $54.95
    H&K 15 Round HK VP9A1 K Magazine Made from premium stainless steel and equipped with a red, anti-tilt polymer follower for easy identification, these 15-round magazines offer exceptional strength and dependability. The numbered witness holes on the...
    Now: $49.46
    Was: $54.95
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