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 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.HKP-01165$19.95 -
HK UMP Magazine Spring - .40 S&W - 30 Round
H&K Heckler & Koch
$8.95HK UMP .40 30 Round Magazine Spring Perfect for spares and to have on hand as these are consumable high-wear items. Compatible With: HK UMP .40HKP-02742$8.95 -
HK MP5 Recoil Spring - Enhanced
HKP HK Parts
$16.95HKP HK MP5 Enhanced Recoil Spring The HK Parts enhanced recoil spring offers a 5% increase in strength over the factory MP5 spring. Ideal for high round count firearms, suppressed setups, or simply to improve longevity. Won't fit F style recoil rods or...HKP-22209$16.95 -
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...HKP-20897$83.95 -
Maglula UZI Magazine Loader, Unloader
Maglula
$29.95Maglula UZI Magazine Loader, Unloader Each part is made to load and unload your 9mm UZI magazines in seconds. This will allow you to do more shooting and less loading. With this loader, magazines can be loaded in 1/3 (60% less) of the time of...HKP-14547$29.95 -
HK91, G3, PTR Magazine - 20 Round - Alloy - Like New
Rheinmetall
$19.95Rheinmetall HK G3, HK91, and PTR91 20 Round Magazine - Like New Rheinmetall G3 alloy mags were made for the German Army and are no longer in production. Once they are gone, they are gone for good. *Although these magazines have been carefully selected,...HKP-22495$19.95 -
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...HKP-20808$74.95 -
HK CC9 Magazine Floorplate - 9mm - 12 Round
H&K Heckler & Koch
$5.95H&K CC9 Magazine Floorplate - 12 Round Factory German HK magazine locking plate for use with the HK CC9 12 round magazine. Secures the extended baseplate to the magazine body. Compatible With: HK CC9 *These are NOT compatible with HK CC9 10...HKP-22148$5.95 -
On Sale
HK VP9, VP40 Competition Magwell Extension
HKP HK Parts
Now: $69.95Was: $129.95HKP HK VP9, VP40 Competition Magwell Extension Our 2-piece, steel insert competition VP9/VP40 extended flared magwell is CNC made from heat treated 4140 billet nitrided steel. The upper portion of the magwell is machined from aircraft-grade aluminum and...HKP-21079-MNow: $69.95Was: $129.95 -
HK VP9SK, P30SK Magazine - 10 Round- 9mm
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 P30SKHKP-17376$49.95 -
Out Of Stock
HK MP5, SP5, MP5K, SP5K Magazine - 15 Round - 9mm
Mora Arms
$29.95Mora Arms HK MP5, MP5K Magazine - 15 Round 15-round curved steel magazine for MP5 platforms. Compatible With: MP5, SP5 MP5K, SP5K SP89, HK94 Custom HK 9mm builds & clonesHKP-22352$29.95 -
HK P2000SK Magazine - .40 S&W - 9 Round
H&K Heckler & Koch
$49.00German HK P2000 SK 9 Round Magazine - 40 S&W Spare magazines for HK P2000 SK .40 caliber pistols. This magazine holds nine rounds of .40 S&W ammunition.HKP-00307$49.00