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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HKP 17 Round HK USP .45 ACP/Mark 23 Enhanced Magazine
HKP HK Parts
$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 23$113.95 -
HK VP40, VP40T, P30, P30L, P30S Magazine - .40 ACP - 18 Round
HKP HK Parts
$79.9518 Round HK VP40/Tactical, HK P30/L/S .40 Cal Magazine Each mag comes fully assembled and ready for use. HK Parts take an existing 13 round mag the +5 mag extension and assembles them into a working 18 round mag. Each unit comes as a completely assembled...$79.95 -
HK VP9, VP9SK, VP40 Clamping Sleeve Insert, Ejector Housing
H&K Heckler & Koch
$1.95Clamping Sleeve For Insert, Ejector Block Housing For HK VP9, VP40 This is the factory correct roll pin for holding the ejector block housing in the frame. New HK German manufacture. Compatible With: HK VP9 HK VP9SK HK VP40$1.95 -
On Sale
Glock 19 +5 Magazine Extension Kit
Now: $14.96Was: $34.95Glock 19 +5 Magazine Extension Kit Designed to fit all Glock 19 models from Gen 1-5 Models. Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard coat anodized and set up for a lifetime of use. The unique...Now: $14.96Was: $34.95 -
HK MP5, MP5K Magazine Follower - Locking Plate Set - 9mm
HKP HK Parts
$12.95HKP MP5 & MP5K 9mm Magazine Follower & Locking Plate Set A drop in item that allows you to swap your follower & locking plate to green or red. Best for a quick empty mag identifier. A great training or range aid at a great price. Made...$12.95 -
HK VP, P30 Magazine Spring
H&K Heckler & Koch
$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...$6.95 -
HK USP/T 9mm +5 Magazine Extension
HKP HK Parts
$49.95HKP HK USP/T 9mm +5 Magazine Extension This part is made in the USA out of aircraft grade hard coat anodized aluminum & steel hardware. Ultra-low profile & rock solid. With the addition of the +5 mag extension, the round count in the magazine...$49.95 -
HK33, HK53, HK93 Magazine - 40 Round 5.56x45mm / .223 / 300
H&K Heckler & Koch
$119.95HK93, HK33, HK53 - 40 Round Magazine - Genuine German HK - Professionally Refinished HK Factory German 40 round surplus magazine that has been professionally disassembled, inspected, bead blasted, cerakoted and cured to look as close to new as possible...$119.95 -
Subgun Magazine Assist - 9mm - 3 Pack
Magpul
$9.95ORIGINAL MAGPUL® 9MM SUBGUN - 3 PACK When installed on the base of a submachine-gun magazine, the original Magpul provides improved speed and control during high stress, tactical magazine changes. Durable synthetic rubber loop with recessed rough...$9.95 -
HK P7 PSP, P7M8 Magazine Spring - 9mm - 8 Round
H&K Heckler & Koch
$8.958 Round HK P7 PSP & P7M8 9mm Magazine Spring Compatible With: P7 PSP P7M8$8.95 -
HK CC9 Complete Magazine - 15 Round - 9mm
HKP HK Parts
$79.95HKP HK Parts - HK CC9 Complete Magazine - 15 Round - 9mm This fully assembled 15-round magazine for the CC9 combines a factory German 12-round magazine with the HK Parts +3 magazine extension. Compatible With: HK CC9$79.95 -
HK MP5, MP5K Magazine Block - 30 to 10 Round
Raddlock
$9.95Magazine Block Plug To Reduce HK MP5 30 Round Magazine To 10 rounds MP5 10/30 mag block. This is designed to be used on the HK MP5 30 round, curved, steel magazine. Very easy to install & use. Compatible With: MP5 & MP5K 30 round, curved...$9.95