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 HK P2000/USPC .40 S&W Rubberized Floor Plate - Black - BLEMISHED - HKP-01556-B HK P2000, USPC Rubberized Floorplate - .40 S&W - Black - BLEMISHED
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    HK P2000, USPC Rubberized Floorplate - .40 S&W - Black - BLEMISHED

    H&K Heckler & Koch

    Now: $13.95
    Was: $18.95
    H&K HK P2000/USPC .40 S&W Rubberized Floor Plate - Black - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Newer HK German production upgraded...
    HKP-01556-B
    Now: $13.95
    Was: $18.95
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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 5 Round HK USC .45 ACP Magazine
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    HK 5 Round HK USC .45 ACP Magazine

    H&K Heckler & Koch

    $57.95
    HK German Factory 5 Round USC .45 Magazine 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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  • New - H&K G36 (5.56/.223) 10 Round Factory Magazine - FDE - HKP-18727 HK G36 (5.56/.223) 10 Round Factory Magazine - FDE
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    HK G36 (5.56/.223) 10 Round Factory Magazine - FDE

    H&K Heckler & Koch

    $87.95
    HK G36 10 Round Magazine in Flat Dark Earth (FDE) Compatible With: G36 G36K G36C Double Stack Capacity Magwell Converted SL8's   Specifications: Capacity: 10-rounds Condition: New, rare find Manufacturer: HK Germany
    HKP-18727
    $87.95
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  • Out Of Stock
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    Used - HKP - 17 Round HK45 Magazine - HKP-20787 HK45 Magazine - 17 Round - BLEMISHED

    HK45 Magazine - 17 Round - BLEMISHED

    HKP HK Parts / Heckler & Koch

    Now: $86.95
    Was: $119.95
    HK45 Magazine - 17 Round - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK45 & HK45 tactical +7 magazine extension coupled with a new HK German...
    HKP-20787-B
    Now: $86.95
    Was: $119.95
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    Was: $119.95
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  • Out Of Stock
    On Sale
    New - H&K MP5 & MP5K 9mm Dual Magazine Clamp - BLEMISHED - HKP-00083-BL-B HK MP5, MP5K Clamp - 9mm - Dual Magazine - BLEMISHED

    HK MP5, MP5K Clamp - 9mm - Dual Magazine - BLEMISHED

    H&K Heckler & Koch

    Now: $99.95
    Was: $149.95
    H&K MP5 & MP5K 9mm Dual Magazine Clamp - BLEMISHED ONLY 2 UNITS AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Allows the...
    HKP-00083-BL-B
    Now: $99.95
    Was: $149.95
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    Now: $99.95
    Was: $149.95
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  • On Sale
    New - H&K 15 Round HK VP9/P30 9mm Magazine Body ONLY - Black - BLEMISHED - HKP-99253
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    HK VP9, P30 Magazine Body - 9mm - 15 Round - BLEMISHED

    H&K Heckler & Koch

    Now: $29.95
    Was: $49.95
    H&K 15 Round HK VP9/P30 9mm Magazine Body ONLY - Black - BLEMISHED ONLY 2 UNITS AVAILABLE - AS PICTURED DENTED - MAGAZINE BODY ONLY - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR...
    HKP-99253
    Now: $29.95
    Was: $49.95
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  • HK CC9 Magazine Spring - 10 Round HK CC9 Magazine Spring - 10 Round
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    HK CC9 Magazine Spring - 10 Round

    H&K Heckler & Koch

    $5.95
    Heckler and Koch 10-Round Magazine Spring for HK CC9 Genuine 10-round HK CC9 magazine spring, made from steel for reliable feeding and long service life. Compatible With: CC9
    HKP-22151
    $5.95
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    $5.95
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  • HK CC9 Magazine Follower - 10 and 12 Round HK CC9 Magazine Follower - 10 and 12 Round
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    HK CC9 Magazine Follower - 10 and 12 Round

    H&K Heckler & Koch

    $5.95
    H&K CC9 - Magazine Follower - 10 and 12 Round Magazines Follower for HK CC9 10-round and 12-round magazines. Manufactured in Germany by H&K. Compatible With: HK CC9
    HKP-22146
    $5.95
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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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    $42.95
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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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    Was: $18.95
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  • HK SL8-6 Magazine - .223 - 20 Round HK SL8-6 Magazine - .223 - 20 Round
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    HK SL8-6 Magazine - .223 - 20 Round

    Promag

    $39.95
    ProMag HK SL8-6 .223 20 Round Magazine ProMag magazine body constructed of a proprietary DuPont® Zytel™ based polymer. The magazine follower is injection molded and the magazine spring is formed from heat treated chrome silicon wire. Compatible...
    HKP-99358
    $39.95
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    $39.95
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