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 - HKP HK45 +5 Enhanced Magazine Extension Kit - HKP-21444-M HK45 +5 Enhanced Magazine Extension Kit
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    HK45 +5 Enhanced Magazine Extension Kit

    HKP HK Parts

    Now: $51.96
    Was: $64.95
    HKP HK45 +5 Magazine Extension Kit HK Parts magazine extension +5 kit adds 5 additional rounds to the HK45 magazine with the simple swap of the floor plate & high-reliability mag spring. Ideal for competitive shooters, concealed carry, or range day...
    Now: $51.96
    Was: $64.95
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  • On Sale
    New - HKP MP5 40/10 30 Round Magazine Body - HKP-16508 HK MP5 40/10 30 Round Magazine Body
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    HK MP5 40/10 30 Round Magazine Body

    HKP HK Parts

    Now: $23.96
    Was: $29.95
    HKP MP5 40/10 30 Round Magazine Body New US Made MP5 40/10 30 Round Magazine Housing Body. Each magazine body comes black in color. Each body counts as one US made compliant part and is a great item to have on hand to replace other junk mag bodies or...
    Now: $23.96
    Was: $29.95
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  • On Sale
    New - HKP 25 Round HK USP 9mm Magazine - HKP-21357-M HKP 25 Round HK USP 9mm Magazine
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    HKP 25 Round HK USP 9mm Magazine

    HKP HK Parts / Heckler & Koch

    Now: $107.95
    Was: $119.95
    HKP 25 Round HK USP 9mm Magazine HK Parts +10 magazine extension coupled with a 15 round magazine. Each unit is then fully assembled as a 25 round magazine. Ideal for competitive shooters, concealed carry or for everyday use while at the range...
    Now: $107.95
    Was: $119.95
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    Was: $119.95
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  • On Sale
    New - H&K 13 Round HK VP40/P30 .40 S&W Magazine Body - Black - HKP-17227 HK 13 Round HK VP40/P30 .40 S&W Magazine Body
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    HK 13 Round HK VP40/P30 .40 S&W Magazine Body

    H&K Heckler & Koch

    Now: $41.39
    Was: $45.99
    HK VP40, P30, P30L, P30S 13 Round Magazine Housing - .40 Cal Brand new HK German factory magazine body ONLY for the 13 round .40 cal magazine. This item is for the mag body NOT the complete magazine. Compatible With: VP40 P30 P30L P30S
    Now: $41.39
    Was: $45.99
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  • Out Of Stock
    On Sale
    New - H&K 91/G3 (7.62x51/.308) - 15 Round Magazine - HKP-17006 HK91, G3 - 15 Round Magazine

    HK91, G3 - 15 Round Magazine

    H&K Heckler & Koch

    Now: $53.96
    Was: $59.95
    HK G3 & HK 91, PTR91 - 15 Round Magazine The HK G3, 91 ,PTR magazine is made by PTR from a German aluminum HK magazine and converted to 15 rounds. Perfect for states such as NJ that only allow a 15 round mag capacity. As an added bonus this magazine...
    Now: $53.96
    Was: $59.95
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  • Out Of Stock
    On Sale
    New - H&K 93/53/33 (5.56/.223) 25 Round Magazine Spring - HKP-00483

    HK33, HK53, HK93 Magazine Spring - 25 Round

    H&K Heckler & Koch

    Now: $10.75
    Was: $11.95
    HK 93, 33, & 53 Magazine Replacement Spring For 25-Round Magazines Hard to find and a must-have spare for your HK mags. No longer in production.
    Now: $10.75
    Was: $11.95
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    Now: $10.75
    Was: $11.95
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  • On Sale
    New - Magpul 25 Round PMAG M3 Magazine - 7.62x51/.308 - HKP-16908 Magpul 25 Round PMAG M3 Magazine - 7.62x51/.308 Magpul HKP-16908
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    M3 Magazine - PMAG - 7.62x51 / .308 - 25 Round

    Magpul

    Now: $22.45
    Was: $24.95
    Magpul PMAG 25-LR 25-Round 7.62 NATO The 7.62x51 NATO (.308 Winchester) PMAG 25LR is a cost effective high reliability magazine for SR25/M110 pattern rifles featuring true 25-round capacity, constant-curve body, and snap on Impact/Dust Cover. Designed...
    Now: $22.45
    Was: $24.95
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  • On Sale
    New - Strike Industries 20 Round HK VP9 9mm Magazine - Black - HKP-19628 HK VP9 Magazine - 9mm - 20 Round
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    HK VP9 Magazine - 9mm - 20 Round

    Strike Industries

    Now: $62.96
    Was: $69.95
    Strike Industries 20 Round HK VP9 9mm Magazine Strike Industries +5 magazine extension coupled with a 15 round factory German magazine body adds 5 additional rounds total for a fully assembled 20 round HK VP9.  Each mag comes fully assembled and...
    Now: $62.96
    Was: $69.95
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    Was: $69.95
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  • On Sale
    HK USP 9mm, .40 S&W Magazine Follower HK USP 9mm, .40 S&W Magazine Follower
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    HK USP 9mm, .40 S&W Magazine Follower

    H&K Heckler & Koch

    Now: $8.96
    Was: $9.95
    HK USP 9mm / 40 S&W Magazine Follower Compatible With: HK USP 9mm HK USP .40
    Now: $8.96
    Was: $9.95
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  • On Sale
    New - H&K/HKP 19 Round HK VP9SK/P30SK Magazine Complete - Black - HKP-20060 HK/HKP 19 Round HK VP9SK/P30SK Magazine Complete
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    HK/HKP 19 Round HK VP9SK/P30SK Magazine Complete

    HKP HK Parts / Heckler & Koch

    Now: $80.95
    Was: $89.95
    10 Round Magazine with Black +7 Extension - 9mm - HK VP9SK & P30SK Drop-in magazine ready to go! HK Parts takes an existing 10 round magazine a +7 magazine extension and a 17 round mag follower from conversion kits to assemble them into a working 19...
    Now: $80.95
    Was: $89.95
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    Was: $89.95
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  • On Sale
    New - HK PARTS, H&K 27 Round HK VP9, HK P30 9mm Magazine Complete - Red - HKP-19840
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    HK PARTS, HK 27 Round HK VP9, HK P30 9mm Magazine Complete - Red

    HKP HK Parts / Heckler & Koch

    Now: $89.95
    Was: $99.95
    27 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +10 alloy magazine extension coupled with an HK 17 round factory German magazine adds 10 additional rounds total for a fully assembled 27 round HK VP9/P30 magazine. Ideal for...
    Now: $89.95
    Was: $99.95
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    Was: $99.95
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  • On Sale
    New - HKP HK21 Drum Hanger - HKP-21453 HK21 Drum Hanger
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    HK21 Drum Hanger

    HKP HK Parts

    Now: $223.96
    Was: $279.95
    HKP HK21 Drum Hanger Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50 Rockwell, and parkerized for a durable finish. A lower cost alternative to the discontinued factory hanger, the HK Parts drum hanger is built for...
    Now: $223.96
    Was: $279.95
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    Was: $279.95
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