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 MP5, MP5K Magazine Follower and Locking Plate Set - 9mm
HKP HK Parts
$12.95HKP MP5 & MP5K 9mm Magazine Follower & Locking Plate Set A drop in item that allows you to swap your follower & locking plate to green or red. Best for a quick empty mag identifier. A great training or range aid at a great price. Made...$12.95 -
HK CC9 Magazine - 9mm - 10 Round - Extended Floorplate - Red Follower
H&K Heckler & Koch
$38.95H&K HK CC9 10 Round Magazine - Extended Floor Plate$38.95 -
HK P7 PSP, P7M8 Magazine Spring - 9mm - 8 Round
H&K Heckler & Koch
$8.958 Round HK P7 PSP & P7M8 9mm Magazine Spring Compatible With: P7 PSP P7M8$8.95 -
HK MP5, MP5K Magazine Block - 30 to 10 Round Conversion - Curved
Raddlock
$9.95Magazine Block Plug To Reduce HK MP5 30 Round Magazine To 10 rounds MP5 10/30 mag block. This is designed to be used on the HK MP5 30 round, curved, steel magazine. Very easy to install & use. Compatible With: MP5 & MP5K 30 round, curved...$9.95 -
HK MP5, MP5K Magazine - 9mm - 30 Round - 5 Pack
Zenith
$184.9530 Round Magazine - Zenith - MP5, MP5K - 5 Pack Features: Durable electro-plated black finish for exceptional corrosion resistance All steel construction Round count indicator holes on the rear of the magazine Stainless steel follower Reinforced feed...$184.95 -
HK USP/T 9mm +5 Magazine Extension
HKP HK Parts
$49.95HKP HK USP/T 9mm +5 Magazine Extension This part is made in the USA out of aircraft grade hard coat anodized aluminum & steel hardware. Ultra-low profile & rock solid. With the addition of the +5 mag extension, the round count in the magazine...$49.95 -
HK45 Magazine - 13 Round - .45 ACP
HKP HK Parts
$104.95HKP 13 Round HK 45/45 Tactical .45 ACP Magazine HK45 & HK45 Tactical +3 magazine extension coupled with a new HK German 10 round HK45 magazine. Each unit is then fully assembled as a 13 round HK45, HK45 Tactical magazine. Ideal for concealed carry,...$104.95 -
HKP HK MP5 & HK MP5K Dual 9mm Magazine Clamp Bundle - KCI
HKP HK Parts / KCI
$119.95Dual Magazine Clamp Bundle - 9mm - KCI MP5 The MP5, MP5K magazine grip or dual magazine clamp. Fits all 9mm MP5 or MP5K curved magazines. Holds two magazines together for ease of use and easy access to 2 magazines. Half the weight of the factory...$119.95 -
HK P2000, USPC Magazine - 10 Round - .40 S&W
H&K Heckler & Koch
$54.99H&K 10 Round HK P2000/USPC .40 S&W Magazine Factory HK German 10 Round magazine. Compatible With: HK USP Compact .40 S&W HK P2000 .40 S&W HK P2000 SK (will fit below the bottom of the magwell)$54.99 -
HK45, HK45C, USPC Magazine Floorplate - .45 ACP - 10 Round
H&K Heckler & Koch
$14.95H&K 10 Round HK USPC/45C 45 Magazine Floorplate Each floor plate is the new style rubberized floorplate for enhanced life. A great spare part to have on hand for repair and replacement of parts. This floorplate is commonly called the "elephant foot"...$14.95 -
HK91, G3, PTR Magazine - 20 Round - Aluminum - Used
Rheinmetall
$12.95Rheinmetall HK G3, HK91, & PTR91 - 20 Round Magazine - Used Perfect for your HK G3/PTR style firearm. The G3 alloy mags were made for the German Army and are no longer in production. Once they are gone, they are gone for good. LAST CALL! Compatible...$12.95 -
HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm
H&K Heckler & Koch
$85.95 - $89.95Heckler and Koch MP5, SP5, SP5K, MP5K 9mm 30 Round Curved Magazine Factory fresh Heckler & Koch 30 round, curved 9mm. When only the best will do. Each magazine starts life as a brand-new, factory-sealed magazine, which is then expertly Cerakoted in...$85.95 - $89.95