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 40/10 Magazine Clamp
H&K Heckler & Koch
$129.95New HK German MP5 40/10/.357 Magazine Clamp Fits all MP5 40/10 Magazines. Holds two magazines together for immediate access.$129.95 -
HK MP5 Magazine Follower - 10mm / .40 S&W - USA
HKP HK Parts
$9.95HKP MP5 40/10 Magazine Follower A perfect replacement part for all HK MP5 40/10 magazines. Also counts as one 922r compliant part.$9.95 -
Out Of Stock
HK MP5, MP5K Magazine - 15 Round
Mora Arms
$29.95Mora Arms HK MP5, MP5K Magazine - 15 Round 15-round curved steel magazine for MP5 platforms. Compatible With: HK MP5, SP5 HK MP5K, SP5K HK SP89 HK 94 Custom HK 9mm builds & clones$29.95 -
On Sale
HK91, G3 Magazine Block - 20 to 10 Round Conversion
Raddlock
Now: $5.95Was: $9.95HK 91, G3, & PTR 10 Round Magazine Plug The Raddlock magazine plug is designed to be installed in a 20-round magazine to limit the capacity to 10 rounds for restricted capacity states. Compatible with both aluminum and steel magazines. We...Now: $5.95Was: $9.95 -
On Sale
ETS 12 Round HK VP9SK 9mm Magazine - Translucent
Now: $9.71Was: $16.9930 Round Magazine - Elite Tactical Systems - 9mm - HK VP9SK Features: Extended 12-round capacity Base plates interchangeable with ETS line of 9mm double stack magazines. Due to the wide variety of extensions for Glock, our mag base is designed to be...Now: $9.71Was: $16.99 -
HK45, HK45T Magazine - .45 ACP - 13 Round - Red
HKP HK Parts
$89.9513 Round HK 45/45 Tactical .45 ACP Magazine - Red 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,...$89.95 -
HK 10 Round HK VP9SK/P30SK 9mm Magazine
H&K Heckler & Koch
$49.95H&K 10 Round HK VP9SK/P30SK 9mm Magazine New 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$49.95 -
HK VP9 Magazine - 25 Round
HKP HK Parts / Heckler & Koch
$83.95H&K / HKP 25 Round HK VP9 Magazine – Black Anodized Drop-in magazine ready to go! HK Parts takes an existing 15 round magazine and a +10 magazine extension to assemble them into a working 25 round magazine. Compatible With: HK VP9, VP9...$83.95 -
HK USP 9mm, .40 S&W Magazine Loader
H&K Heckler & Koch
$19.95H&K HK USP 9mm / .40 S&W Magazine Loader - Black Factory new Heckler & Koch. Compatible With: HK USP 9mm HK USP .40 S&W HK USP .357 SIG Please Note: This does not fit USP .45 magazines.$19.95 -
On Sale
CZ Scorpion Magazine - EVO 3 - PMAG D50 EV9 Drum - 50 Round
Magpul
Now: $65.21Was: $129.95Magpul - PMAG D-50 EV9 - CZ Scorpion - EVO 3 Lightweight but incredibly strong, the PMAG D-50 EV9 is a highly-reliable, 9x19mm, 50-round drum magazine for large-format pistols and pistol caliber carbines that feed from CZ Scorpion EVO 3-pattern magazines...Now: $65.21Was: $129.95 -
HKP 15 Round HK45 Enhanced Magazine
HKP HK Parts
$113.95HKP - 15 Round HK45 Enhanced Magazine HK45 & HK45 tactical +5 enhanced magazine extension. Our enhanced magazine was made to emulate the same side and front grip section of the HK45 to add the appearance of an extended grip. Paired with a new...$113.95 -
HK45 +7 Magazine Extension Kit
HKP HK Parts
$74.95HKP HK45 +7 Magazine Extension Kit HK PARTS magazine extension +7 kit adds 7 additional rounds to the HK45 magazine with the simple swap of the floor plate & high-reliability mag spring. HKP highly recommends using a magazine loader when loading...$74.95