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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  • Used - H&K G3/91/93/53/33 Anti-Rattle Mag Release - USED - HKP-22061 HK91, G3, HK91, HK33, HK53, HK93 Paddle Mag Release - Anti-Rattle - USED
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    HK91, G3, HK91, HK33, HK53, HK93 Paddle Mag Release - Anti-Rattle - USED

    H&K Heckler & Koch

    $42.95
    H&K G3/91/93/53/33 Anti-Rattle Mag Release - USED This is a used German anti-rattle paddle mag release for installation on all H&K .223 and .308 rifles. Compatible With: HK G3/91 HK 51 HK 93/53/33 HK PSG-1 HK MSG-90 PTR91 Clones and other custom...
    HKP-22061
    $42.95
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  • New - H&K 10 Round HK USP .40 S&W Full Size Standard Magzine Floor Plate - Black - HKP-01439 HK USP Full Size Magazine Floorplate - .40 S&W - 10 Round - Standard
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    HK USP Full Size Magazine Floorplate - .40 S&W - 10 Round - Standard

    H&K Heckler & Koch

    $8.95
    10 Round HK USP .40 S&W Full Size Standard Magzine Floor Plate Compatible With: HK USP 40 Full Size S&W 10 Round Magazine
    HKP-01439
    $8.95
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    $8.95
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  • New - H&K 5 Round HK USC .45 ACP Magazine - Black - HKP-20041 HK USC Magazine - 5 Round - .45 ACP
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    HK USC Magazine - 5 Round - .45 ACP

    H&K Heckler & Koch

    $57.95
    HK Heckler and Koch 5 Round .45 ACP Magazine for HK USC  This is the only magazine that HK offers for the HK USC unless you want to upgrade to the USC-UMP style of conversions. Compatible With: All HK USC carbines
    HKP-20041
    $57.95
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  • HK 20 Round HK91, G3 Rare LEO Laser Marked Steel Magazine - Parkerized HK 20 Round HK91, G3 Rare LEO Laser Marked Steel Magazine - Parkerized
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    HK 20 Round HK91, G3 Rare LEO Laser Marked Steel Magazine - Parkerized

    H&K Heckler & Koch

    $59.95
    20 Round Steel Magazine HK L.E.O - HK 91, G3, PTR .308- LEO Laser Marked  Perfect for the avid collector, HK .308 factory steel 20-round all-steel magazine. Each magazine starts as a handpicked unit and is expertly broken down and refinished, inside...
    HKP-19333
    $59.95
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  • New - H&K HK Mark 23 Lockout Device Set - HKP-01547
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    HK Mark 23 Lockout Device Set

    H&K Heckler & Koch

    $29.95
    HK Mark 23/SOCOM Lockout Device Set Includes: Lockout key Lockout device
    HKP-01547
    $29.95
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  • Out Of Stock
    On Sale
    New - H&K 30 Round HK MP5 9mm Magazine - TiN Coated - BLEMISHED - HKP-21643-B HK MP5 Magazine - 30 Round - TiN Coated - 9mm- BLEMISHED

    HK MP5 Magazine - 30 Round - TiN Coated - 9mm- BLEMISHED

    H&K Heckler & Koch

    Now: $109.95
    Was: $149.95
    H&K Heckler and Koch 30 Round 9mm Magazine for HK MP5 - TiN Coated - BLEMISHED ONLY 1 UNIT AVAILABLE SCRATCHES ON MAGAZINE BODY. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED...
    HKP-21643-B
    Now: $109.95
    Was: $149.95
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    Was: $149.95
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  • New - HKP HK MR762 & HK 417 Rear Sight Drum - HKP-17776 HK417, MR762 Rear Sight Drum
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    HK417, MR762 Rear Sight Drum

    HKP HK Parts

    $29.95
    HKP HK MR762 & HK 417 Rear Sight Drum Made in the USA.
    HKP-17776
    $29.95
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  • On Sale
    New - H&K HK USPC Lockout Device - HKP-01500 HK USP Compact Lockout Device
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    HK USP Compact Lockout Device

    H&K Heckler & Koch

    Now: $9.95
    Was: $18.95
    HK USPC Lockout Device Easily installs to lock out the magazine. Used to comply with certain state laws and as an added safety feature. This lockout device can be retrofitted to older-style USPC's that do not have the lockout device installed. Compatible...
    HKP-01500
    Now: $9.95
    Was: $18.95
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  • HK USP9 Complete Magazine - 22 Round HK USP9 Complete Magazine - 22 Round
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    HK USP9 Complete Magazine - 22 Round

    HKP HK Parts / Heckler & Koch

    $98.95
    HKP Complete 22 Round Magazine for USP9 Complete 22 round magazine for HK USP9 pistols. This magazine combines an HKP magazine extension with an original German Heckler and Koch magazine body to increase capacity to 22 rounds. Built for USP9 models and...
    HKP-22555
    $98.95
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  • On Sale
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    HK USP .40 S&W +5 Magazine Extension - Red - BLEMISHED

    HKP HK Parts

    Now: $31.95
    Was: $49.95
    HK USP .40 S&W +5 Magazine Extension - Red - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK Parts magazine extension +5 adds 5 additional rounds...
    HKP-18645-RE-B
    Now: $31.95
    Was: $49.95
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  • Out Of Stock
    New - MKE 30 Round AP53 Magazine - HKP-22088 Century Arms AP53 Magazine - 30 Round

    Century Arms AP53 Magazine - 30 Round

    MKE

    $54.95
    MKE 30 Round Magazine - Steel The MKE 30-Round Steel Magazine is a rugged, corrosion-resistant mag designed for the MKE 5.56 AP53 platform. Compatible With: Century Arms AP53 HK53 In-spec. clones and custom builds
    HKP-22088
    $54.95
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  • Refurbished - HK G3/91 (7.62x51/.308) 15 Round Steel Magazine - Refinished - HKP-21922 HK91, G3 Magazine - 15 Round - Steel - Refinished
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    HK91, G3 Magazine - 15 Round - Steel - Refinished

    H&K Heckler & Koch

    $84.95
    HK Heckler and Koch 15 Round Steel Magazine - Refinished for HK G3 and HK91 (7.62x51/.308) HK G3 factory steel 15-round magazine, expertly restored to its former glory. This magazine has been meticulously refinished inside and out, featuring a polished...
    HKP-21922
    $84.95
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    $84.95
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