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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    New - MM HK UMP 9mm Conversion Kit - 16 inch Barrel - HKP-02284 HK UMP Caliber Conversion to 9mm Kit - 16.5" Barrel - 30 Round Magazine

    HK UMP Caliber Conversion to 9mm Kit - 16.5" Barrel - 30 Round Magazine

    Michaels Machines

    $889.95
    HK UMP 9mm Conversion Kit - US-Made UMP/USC conversion kit will convert existing USC-UMP conversions to 9mm. This is a simple drop-in conversion for those who have already done the USC-UMP conversion. The conversion parts are drop-in, with the total swap...
    HKP-02284
    $889.95
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