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 40 Round HK MP7 4.6x30mm Magazine
H&K Heckler & Koch
$78.95HK German MP7, MP7A1, & MP7A2 - 40 Round Magazine New Factory German. For use with all the 4.6 X 30mm HK MP7A1 & MP7A2.$78.95 -
HKP 20 Round HK USP/Tactical 9mm Magazine
HKP HK Parts
$89.95HKP 20 Round HK USP/Tactical 9mm Magazine HK USP 9mm Tactical +5 magazine extension paired with a new full-size HK USP 9mm & USP 9mm Tactical 15-round magazine. This part is ideal for competitive shooters, concealed carry, or everyday use while at...$89.95 -
HK VP9/P30 +3 Magazine Extension
HKP HK Parts
$34.95HKP +3 HK VP9/P30 Magazine Extension HK Parts magazine extension adds 3 additional rounds to the magazine with the simple swap of the floorplate for the extension. This is an easy 2 min swap, no gunsmithing needed. Made in the USA out of hard...$34.95 -
HK USP, USP Tactical Magazine Spring - .45 ACP - 12 Round
H&K Heckler & Koch
$5.95HK Pistol Magazine Spring This is a must-have spare part for all HK pistol owners. HK recommends that for optimum performance, you change out the magazine springs often and swap them regularly when keeping the pistol magazines loaded for long periods...$5.95 -
HK91, G3 Magazine - 20 Round - 7.62x51/.308
Thermold
$19.95Thermold HK91, G3 Magazine - 20 Round - 7.62x51/.308 - US Made This US-made magazine is made of space-age polymer. Also, it counts as three US-made compliance parts. Each magazine features a fail-safe follower non-corrosive (polymer magazine body)...$19.95 -
On Sale
Glock 17 - Magazine Extension Kit - 9mm - +6 Round
HKP HK Parts
Now: $17.21Was: $34.95HKP Glock 17 - +6 Round 9mm Magazine Extension Kit Designed to fit all of the Glock 17 models from Gen 1 through and up to the current Gen 5 models. Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard coat...Now: $17.21Was: $34.95 -
HK CC9 Magazine - 9mm - 17 Round
HKP HK Parts / Heckler & Koch
$79.95HK Parts presents this 17 Round 9mm Complete Magazine This fully assembled 17-round magazine for the HK CC9 combines a factory German 12-round magazine with the HK Parts +5 magazine extension. Compatible With: HK CC9$79.95 -
HK416, MR556 Magazine - 10 Round
H&K Heckler & Koch
$74.95HK416 & MR556 Factory - 10 Round Steel Maritime Coated Magazine Compatible with AR-15 & M16 firearms. All steel & stainless construction, maritime coated & made to last a lifetime. Compatible With: HK MR556 HK 416 HK...$74.95 -
On Sale
HKP 22 Round HK VP9, HK P30 Complete Magazine - 9mm
HKP HK Parts
Now: $55.96Was: $79.95HKP 22 Round HK VP9, HK P30 9mm Complete Magazine Drop in magazine ready to go! HK Parts takes an existing 17 round magazine and a +5 magazine extension to assemble them into a working 22 round magazine. Compatible With: HK VP9 HK P30, P30L...Now: $55.96Was: $79.95 -
HK VP9 Magazine Locking Plate - 17 Round
H&K Heckler & Koch
$8.95Magazine Locking Plate for 17 Round Magazine - HK VP9, P30 New HK German factory part. This is the locking plate for the bottom of the magazine spring on the newer VP9/P30 17 Round magazine.$8.95 -
HK/HKP 22 Round HK USP45/Mark 23 .45 Complete Magazine
HKP HK Parts / Heckler & Koch
$149.95Mark 23/USP .45 - 22 Round Magazine Complete HK Parts takes an existing 12 round mag the +10 mag extension and assembles them into a working 22 round magazine. This offering is a valuable option for those that need a backup ultra capacity magazine...$149.95 -
HK 30 Round HK MP5 Bundesadler Magazine
H&K Heckler & Koch
$83.00H&K 30 Round HK MP5 Bundesadler Magazine The bundesadler laser-etched into a factory German H&K magazine. Heckler & Koch German magazine 9mm 30 round curved all steel magazine. German HK MP5, MP5K mags are the finest HK ...$83.00