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 VP9 Magazine Floorplate - 17 Round
H&K Heckler & Koch
$8.95Rubberized Floor Plate - 17 Round Magazine - HK VP9 HK German rubberized factory floor plate. This was made to be used specifically for the New VP9 17 Round Magazine.$8.95 -
HK416, MR556 Magazine - 30 Round - Tan
H&K Heckler & Koch
$149.9530 Round Magazine with Window - Sand Tan - Gen 3 - Heckler & Koch Factory German HK 30-round Gen 3 polymer magazine. These magazines come bulk packed from HK and therefore are not individually packaged. ***We have a limited number of these...$149.95 -
HK USP Magazine Spring - Jet Funnel - 9mm / .40 S&W
H&K Heckler & Koch
$9.95HK USP Jet Funnel 9mm / .40 S&W Magazine Spring Latest Production Longer, Stronger Spring For All HK Jet funnel Magazines. Limited supplies are available on this hard-to-find spring. Great replacement for all HK USP jet funnel...$9.95 -
HK USP Magazine - 9mm - 10 Round
H&K Heckler & Koch
$49.95H&K 10 Round HK USP 9mm Magazine Perfect for those that live in magazine restrictive states or for those that require a 10 round mag capacity. Compatible With: HK USP 9mm HK USP 9mm Tactical HK USP P8$49.95 -
HK VP9SK, P30SK Flush Floorplate Magazine - 9mm - 12 Round
H&K Heckler & Koch
$58.95H&K 12 Round HK VP9SK/P30SK 9mm Flush Floorplate Magazine$58.95 -
HK 15 Round HK VP9/HK P30 9mm Complete Magazine w/ White Follower
H&K Heckler & Koch
$49.00H&K 15 Round HK VP9/HK P30 9mm Complete Magazine w/ White Follower New HK German Manufacture & Factory Fresh Production. Each factory HK all steel bodied magazine holds 15 rounds of 9mm ammunition for use in all P30, P30L, P30S & HK VP9 9mm...$49.00 -
HK MP5, MP5K 9mm Magazine Loader
H&K Heckler & Koch
$89.95German Magazine Loader For MP5 & MP5K - 9mm Magazines New HK German manufacture. Get years of use out of this steel loader while saving your thumbs. Compatible With: Curved 40, 30, 20, 15 & 10 round 9mm magazines$89.95 -
HK MP5 Magazine Spring - 30 Round - Enhanced
HKP HK Parts
$8.95HKP HK MP5 30 Round Enhanced Magazine Spring US-made enhanced 30-round magazine spring for the MP5. Provides improved feeding reliability and consistent spring tension. Compatible With: HK MP5/K$8.95 -
HK45 +5 Magazine Extension Kit
HKP HK Parts
$64.95HKP HK45 +5 Magazine Extension Kit HK Parts magazine extension +5 kit adds 5 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...$64.95 -
HK USP Extended Floorplate - .45 ACP - 12 Round
H&K Heckler & Koch
$10.50HK USP 45 12 Round Magazine Floor Plate - Extended A great spare to have on hand as these are prone to breakage if mags are dropped on hard surfaces. Compatible With: All HK USP 45 full size & USP 45 Tactical 12 round magazines.$10.50 -
HKP - 15 Round HK45 Magazine
HKP HK Parts / Heckler & Koch
$113.95HKP - 15 Round HK45 Magazine HK45 & HK45 tactical +5 magazine extension coupled with a new HK German 10 round HK45 magazine. Each unit is then fully assembled as a 15 round magazine. Ideal for competition shooters that would like a higher magazine...$113.95 -
HK45 Magazine - 17 Round
HKP HK Parts / Heckler & Koch
$119.95HKP - 17 Round HK45 Magazine HK45 & HK45 tactical +7 magazine extension coupled with a new HK German 10 round HK45 magazine. Each unit is then fully assembled as a 17 round HK45, HK45 tactical magazine. Ideal for competition shooters that would like...$119.95