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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  • Out Of Stock
    On Sale
    New - B&T HK MP5/K Magazine Loader - HKP-21687 HK MP5/K Magazine Loader

    HK MP5/K Magazine Loader

    B&T Brugger & Thomet

    Now: $21.60
    Was: $24.00
    B&T HK MP5/K & SP5/K Magazine Loader The world’s fastest magazine loader. The B&T magazine loader loads your MP5 magazines directly from the ammo box tray into the magazine in a fraction of the time required when loading manually. ...
    Now: $21.60
    Was: $24.00
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    Now: $21.60
    Was: $24.00
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  • On Sale
    Used - H&K 91/G3/MSG90 (7.62x51/.308) 5 Round Magazine - Steel - Used - HKP-18924 HK91, G3, PTR Magazine - 5 Round - Used
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    HK91, G3, PTR Magazine - 5 Round - Used

    H&K Heckler & Koch

    Now: $53.96
    Was: $59.95
    German 5 Round Steel Magazine - G3, 91, CETME .308 - Like New Compatible With: HK G3, 91, PTR HK CETME, Clone or other custom builds HK PSG-1 HK MSG-90 HK 11
    Now: $53.96
    Was: $59.95
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    Was: $59.95
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  • Out Of Stock
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    New - B&T HK MP5/MP5K QD/QO Brass Catcher - HKP-21315 HK MP5, MP5K Brass Catcher - QD,QO

    HK MP5, MP5K Brass Catcher - QD,QO

    B&T Brugger & Thomet

    Now: $238.45
    Was: $264.95
    B&T HK MP5/MP5K QD/QO Brass Catcher Works with HK MP5 only with the BT-21358 handguard or for the BT-21573 handguard for the MP5K. Compatible With: HK MP5/MP5K HK SP5/HK SP5K Clones
    Now: $238.45
    Was: $264.95
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    Now: $238.45
    Was: $264.95
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  • On Sale
    New - HKP 22 Round HK VP9, HK P30 9mm Complete Magazine - HKP-21251 HKP 22 Round HK VP9, HK P30 9mm Complete Magazine
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    HKP 22 Round HK VP9, HK P30 9mm Complete Magazine

    HKP HK Parts

    Now: $71.96
    Was: $89.95
    22 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30  Drop-in magazine ready to go! Ideal for competitive shooters that would like a 22 round robust steel and alloy magazine. Each mag comes fully assembled and ready for use. HK Parts takes...
    Now: $71.96
    Was: $89.95
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    Now: $71.96
    Was: $89.95
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  • On Sale
    New - HKP HK MP5, SP5 20 Round Magazine Spring - HKP-20687 HK MP5, HK94, SP5 Magazine Spring - 20 Round
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    HK MP5, HK94, SP5 Magazine Spring - 20 Round

    HKP HK Parts

    Now: $5.56
    Was: $6.95
    20 Round Magazine Spring - HK MP5, 94, SP5 Fits all factory spec steel 20 round MP5, 94 style curved magazines. A must-have repair and replacement part great for spares.
    Now: $5.56
    Was: $6.95
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  • On Sale
    New - HKP HK 416/COLT M4 .22 10 Round Magazine Spring - HKP-14542
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    HK416, COLT M4 Magazine Spring - .22LR - 10 Round

    HKP HK Parts

    Now: $2.36
    Was: $2.95
    HKP 10 Round HK 416/COLT M4 .22 Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. New production mag spring for your Walther/Umarex 416 & Colt 10 round 22 LR...
    Now: $2.36
    Was: $2.95
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    Now: $2.36
    Was: $2.95
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  • New - H&K 8 Round HK USPC/45C 45 Magazine Floorplate - Black - HKP-02212 HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Rubberized
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    HK45C, USPC Magazine Floorplate - .45 ACP - 8 Round - Rubberized

    H&K Heckler & Koch

    $19.95
    H&K 8 Round HK USPC/45C 45 Magazine Floorplate This item is the new rubberized version, built to reduce breakage when dropped. Compatible With: HK45C 8 Rounds USPC 8 Rounds
    $19.95
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    $19.95
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  • Out Of Stock
    On Sale
    New - H&K 30 Round HK416/MR556 Spring - Magazine - HKP-13483

    HK416, MR556 Magazine Spring - 30 Round

    H&K Heckler & Koch

    Now: $11.65
    Was: $12.95
    HK German HK MR556 & HK 416 Magazine Spring  
    Now: $11.65
    Was: $12.95
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  • On Sale
    New - H&K 22 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red - HKP-20184 HK 22 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red
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    HK 22 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red

    Now: $89.95
    Was: $99.95
    H&K 22 Round HK VP40, HK VP40 Tactical, HK P30, HK P30L, HK P30S .40 S&W Magazine - Red HK Parts +10 magazine extension coupled with a 13 round .40 cal factory German magazine body adds 9 additional rounds. For a total fully assembled hand fitted...
    Now: $89.95
    Was: $99.95
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    Now: $89.95
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  • On Sale
    New - HKP MP5 40/10 30 Round Magazine Body - HKP-16508 HK MP5, MP5K Magazine Body - 10mm / .40 S&W - 10 Round - Straight
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    HK MP5, MP5K Magazine Body - 10mm / .40 S&W - 10 Round - Straight

    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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    Now: $23.96
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  • On Sale
    New - Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine - HKP-18006 Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine Magpul HKP-18006
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    HK416, MR556, AR-15 Magazine - PMAG D60 - 60 Round

    Magpul

    Now: $122.35
    Was: $135.95
    Magpul PMAG D-60 60 Round AR-15 5.56/.223 Drum Magazine The PMAG D60 is a durable, lightweight, highly reliable 60-round 5.56x45 NATO/.223 Remington polymer drum magazine for AR15/M4 compatible weapons. The unique drum configuration keeps the height of...
    Now: $122.35
    Was: $135.95
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    Now: $122.35
    Was: $135.95
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  • On Sale
    New - HKP HK VP9/HK P30 Enhanced Magazine Extension Kit +5 - HKP-21404-M HK VP9, P30 Enhanced Magazine Extension Kit +5
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    HK VP9, P30 Enhanced Magazine Extension Kit +5

    HKP HK Parts

    Now: $51.96
    Was: $64.95
    Magazine Extension Kit +5 - HK VP9, HK P30 Latest and greatest VP9/P30 Enhanced magazine extension. Our new design was made to give our current magazine extension a more aggressive look and a overall better functionality. With the added features all...
    Now: $51.96
    Was: $64.95
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    Was: $64.95
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