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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  • HK VP9, P30 +15 Magazine Extension
HK VP9, P30 +15 Magazine Extension
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    HK VP9, P30 +15 Magazine Extension

    HKP HK Parts

    $22.95 - $29.95
    HKP HK VP9/P30 +15 Magazine Extension The HK Parts manufactured HK pistol mag extension allows the user to convert existing VP9, P30, P2000, & USPC magazines to an enhanced magazine capacity. Each mag extension is made from next-generation enhanced...
    HKP-16857-M
    $22.95 - $29.95
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  • New - H&K 8 Round HK USPC/45C .45 ACP Floorplate w/ Pinky Rest - Black - HKP-01199 HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Pinky Rest
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    HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Pinky Rest

    H&K Heckler & Koch

    $12.95
    H&K 8 Round HK USPC/45C .45 ACP Floorplate w/ Pinky Res HK factory German, vintage style, all polymer 8 round magazine floor plate with finger rest. This floorplate can become cracked and worn with use and is a great spare part to have on hand. Made...
    HKP-01199
    $12.95
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  • New - H&K 10 Round HK VP9SK/P30SK 9mm Magazine - Red Follower - HKP-21431 HK VP9SK, P30SK Magazine - 9mm - 10 Round - Red Follower
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    HK VP9SK, P30SK Magazine - 9mm - 10 Round - Red Follower

    H&K Heckler & Koch

    $49.95
    H&K 10 Round HK VP9SK/P30SK 9mm Magazine - Red Follower German HK manufacture 10 round 9mm P30SK/VP9SK magazine with standard flush fit floorplate. This magazine is the same for the VP9SK & P30SK. Compatible With: VP9SK P30SK
    HKP-21431
    $49.95
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  • New - H&K 10 Round HK USP .45 ACP Standard Floor Plate - Black - HKP-01194 HK USP Magazine Floorplate - .45 ACP - 10 Round - Standard
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    HK USP Magazine Floorplate - .45 ACP - 10 Round - Standard

    H&K Heckler & Koch

    $10.95
    H&K 10 Round HK USP .45 ACP Standard Floor Plate   Perfect for concealed carry as the flat floor plate has a lower profile. Compatible With: HK USP .45 Magazine - 10 round HK USP .45 Tactical Magazine - 10 round
    HKP-01194
    $10.95
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  • New - H&K 12 Round HK P2000/USPC .40 S&W Magazine Spring - HKP-01481
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    HK P2000, USPC Magazine Spring - 12 Round - .40 S&W

    H&K Heckler & Koch

    $5.95
    HK USPC .40 & P2000 40 S&W 12 Round Magazine Spring Newer improved, latest production, upgraded spring designed for a stiffer spring tension required by several US government agencies.  Compatible With: HK P2000 .40 S&W 12-round...
    HKP-01481
    $5.95
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  • HK VP9A1 K Magazine - 10 Round HK VP9A1 K Magazine - 10 Round
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    HK VP9A1 K Magazine - 10 Round

    H&K Heckler & Koch

    $59.95
    HK VP9A1 K Magazine - 10 Round Factory 10-round magazine for the VP9A1 K.  **HK incorrectly marked packaging with "VP9SK", but the magazine is correct. Features: 10-round capacity for restricted-capacity compliance Durable steel body with polymer...
    HKP-22301
    $59.95
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  • New - HKP +5 HK P2000/USPC .40 S&W Magazine Extension - HKP-18644-M HK P2000, USPC Magazine Extension - +5 - .40 S&W
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    HK P2000, USPC Magazine Extension - +5 - .40 S&W

    HKP HK Parts

    $49.95
    HKP +5 .40 S&W Magazine Extension for HK P2000 and HK USPC HK Parts magazine extension +5 adds 5 additional rounds to the HK P2000, 12 round magazine. It uses the existing mag body, spring, and follower. Just slide the magazine extension on and...
    HKP-18644-M
    $49.95
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  • Out Of Stock
    New - B&T 9mm Gov't Contract 30 Round Complete Magazine - HKP-21711 B&T 9mm Gov't Contract 30 Round Complete Magazine

    B&T 9mm Gov't Contract 30 Round Complete Magazine

    B&T Brugger & Thomet

    $50.00
    B&T 9mm Gov't Contract 30 Round Complete Magazine This B&T 9mm magazine is designed for reliable performance in your MP9, TP9, APC9, GHM9, or SPC9. With a 30 round capacity, it meets the standards of government contracts, making it a dependable...
    HKP-21711
    $50.00
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  • New - HKP +7 HK 45C, USPC .45 ACP Magazine Extension - HKP-21807-M HK45C, USPC Magazine Extension - +7 - .45 ACP
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    HK45C, USPC Magazine Extension - +7 - .45 ACP

    HKP HK Parts

    $59.95
    HKP +7 .45 ACP Magazine Extension for HK 45C and HK USPC HK Parts magazine extension +7 adds 7 additional rounds to the HK45C, 8 round magazine. Each unit can then be fully assembled into a 15 round HK45C magazine. Ideal for competitive shooters,...
    HKP-21807-M
    $59.95
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  • New - HKP HK USP .45/Mark 23 Magazine Extension Kit +7 - HKP-21513-M HK  USP, Mark 23 Magazine Extension Kit - .45 - +7
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    HK USP, Mark 23 Magazine Extension Kit - .45 - +7

    HKP HK Parts

    $59.95
    HKP HK USP .45/MK23 - Magazine Extension Kit +7 HKP highly recommends using a magazine loader when loading ammunition into our extended magazines due to increased spring tension versus factory. Includes: +7 magazine extension Extra power enhanced...
    HKP-21513-M
    $59.95
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  • HK UMP Magazine - 30 Round - 9mm HK UMP Magazine - 30 Round - 9mm
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    HK UMP Magazine - 30 Round - 9mm

    H&K Heckler & Koch

    $62.95
    HK Heckler and Koch German 9mm 30 Round Factory Magazine for HK UMP The latest HK German production 30-round magazine is new and hard to find. Compatible With: UMP 9mm USC 9mm conversions Omega 9mm UMP, USC builds
    HKP-00608
    $62.95
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  • On Sale
    New - HKP HK 416 .22LR Dual Clamp - Magazine - HKP-21607-M HK416 Dual Magazine Clamp - .22 LR
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    HK416 Dual Magazine Clamp - .22 LR

    HKP HK Parts

    Now: $39.96
    Was: $49.95
    HKP HK 416 .22LR Dual Magazine Clamp  Securely hold two HK 416 .22LR magazines together for fast mag swaps. Precision-machined from billet aluminum. Our dual mag clamp is a must for those quick mag changes. Compatible With: HK 416 .22LR
    HKP-21607-M
    Now: $39.96
    Was: $49.95
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