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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On Sale
HK416, MR556 Magazine - 30 Round - Maritime
H&K Heckler & Koch
Now: $85.45Was: $94.95HK 416 & MR556 30 Round Maritime Magazine - Multiple Color Options Designed to provide optimum ammunition feeding for any M16/M4/AR15-type weapon, the Heckler & Koch 30-round Steel Magazine can be used in any firearm that...Now: $85.45Was: $94.95 -
On Sale
HK 40 Round HK MP7 4.6x30mm Magazine
H&K Heckler & Koch
Now: $71.06Was: $78.95HK German MP7, MP7A1, & MP7A2 - 40 Round Magazine New Factory German. For use with all the 4.6 X 30mm HK MP7A1 & MP7A2.Now: $71.06Was: $78.95 -
On Sale
HKP 22 Round HK VP9, HK P30 Complete Magazine - 9mm
HKP HK Parts
Now: $55.97Was: $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: $55.97Was: $79.95 -
On Sale
HK USP, USP Tactical Magazine Spring - .45 ACP - 12 Round
H&K Heckler & Koch
Now: $5.36Was: $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...Now: $5.36Was: $5.95 -
On Sale
HK VP9/P30 +3 Magazine Extension
HKP HK Parts
Now: $27.96Was: $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...Now: $27.96Was: $34.95 -
On Sale
HK MP5, MP5K Magazine - 30 Round - Bundesadler - 9mm
H&K Heckler & Koch
Now: $74.70Was: $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 ...Now: $74.70Was: $83.00 -
On Sale
HK CC9 Magazine - 9mm - 17 Round
HKP HK Parts / Heckler & Koch
Now: $71.95Was: $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 CC9Now: $71.95Was: $79.95 -
On Sale
HK91, G3 Magazine - 20 Round - 7.62x51/.308
Thermold
Now: $17.95Was: $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)...Now: $17.95Was: $19.95 -
On Sale
HK MP5 Magazine - 30 Round, 9mm
Zenith
Now: $44.06Was: $48.95Zenith 30 Round HK MP5 Magazine Features: Cerakote finish - Many colors to choose from All steel construction Round count indicator holes on the rear of the magazine Stainless steel follower Reinforced feed lips High-tensile compression...Now: $44.06Was: $48.95 -
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 -
On Sale
HK USP, Mark 23 Magazine - 17 Round - Enhanced - .45 ACP
HKP HK Parts
Now: $91.16Was: $113.95HKP 17 Round HK USP .45 ACP/Mark 23 Enhanced Magazine - Black Our 17 round magazine starts life as a factory HK 12 round magazine then gets a capacity bump with our +5 mag extension. Compatible With: HK USP .45 HK Mark 23Now: $91.16Was: $113.95 -
On Sale
HK VP, P30 Magazine Spring
H&K Heckler & Koch
Now: $6.25Was: $6.95HK VP9, VP40 & P30, P30S & P30L - Magazine Spring A must-have replacement item as magazine springs should be replaced regularly as this is a consumable part and is prone to wear and tear. Compatible With All Standard Capacity 9mm & .40...Now: $6.25Was: $6.95