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
B&T APC9, TP9, SPC9 Magazine with Bumper - 30 Round - 9mm - Translucent
B&T Brugger & Thomet
Now: $44.96Was: $49.95B&T 9mm 30 Round Magazine - Translucent w/Bumper B&T factory 30 round 9mm magazine made of high strength semi-transparent polymer. Compatible With:HKP-21710Now: $44.96Was: $49.95 -
On Sale
HK VP9SK, P30SK Magazine Extension Kit - +5
HKP HK Parts
Now: $25.47Was: $39.95HKP +5 HK VP9SK/P30SK Magazine Extension Kit Adds 5 additional rounds to the HK VP9SK/P30SK 10 Round magazine with the simple swap of the floor plate & high reliability mag spring. This is an easy 2...HKP-18494Now: $25.47Was: $39.95 -
Out Of Stock
HK USP, USPT Magazine - .45 ACP - 12 Round - Standard Floorplate
H&K Heckler & Koch
$59.0012 Round HK USP .45 ACP Standard Floorplate Magazine New HK German USP 45 12-round magazine with standard floor plate (no extended finger rest) as this mag sits flush. Compatible With:HKP-02374$59.00 -
HK UMP Magazine Block - .45 ACP - 25 to 10 Round Conversion
HKP HK Parts
$9.95HKP HK UMP .45 ACP Magazine Block UMP mag block plug to limit the magazine capacity to 10 rounds for states with capacity restrictions. This is designed to use on the HK UMP .45 25 round magazine...HKP-18171$9.95 -
HK91, G3, PTR Magazine - 20 Round - Steel - Like New
Rheinmetall
$28.95Rheinmetall HK G3, HK91, and PTR91 20 Round Steel Magazine - Like New Steel magazine for HK91, G3, and PTR91 pattern rifles with a 20-round capacity. Originally made for the German army and offered...HKP-22563$28.95 -
On Sale
HK MP5 Recoil Spring - Enhanced
HKP HK Parts
Now: $13.56Was: $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...HKP-22209Now: $13.56Was: $16.95 -
HK VP9CC 10RD Magazine With Extended Base Plate
H&K Heckler & Koch
$58.95Heckler and Koch VP9CC Magazine 10 Round with Extended Base Plate Magazine for Heckler and Koch VP9CC pistols designed to hold 10 rounds. Provides reliable feeding and extended grip length via the...HKP-22702$58.95 -
On Sale
HK VP9 Magazine - 9mm - 22 Round
Strike Industries
Now: $62.96Was: $69.95Strike Industries 22 Round HK VP9 9mm Magazine Strike Industries +5 magazine extension coupled with a 17 round factory German magazine body adds 5 additional rounds total for a fully assembled 22...HKP-19608Now: $62.96Was: $69.95 -
HK VP9A1 K Magazine - 10 Round
H&K Heckler & Koch
$59.95HK VP9A1 K Magazine - 10 Round Factory 10-round magazine for the VP9A1 K. **HK incorrectly marked packaging with "VP9SK", but the magazine is correct. Features:HKP-22301$59.95 -
HK VP9SK, P30SK Magazine, Complete - 22 Round
HKP HK Parts / Heckler & Koch
$89.9522 Round Magazine with Black +10 Extension - 9mm - HK VP9SK & P30SK Ideal for competitive shooters that would like a 22 round robust steel and alloy magazine. Each mag comes fully assembled and...HKP-20067$89.95 -
On Sale
HK416, COLT M4 Magazine Spring - .22LR - 30 Round
HKP HK Parts
Now: $2.77Was: $3.95HK 416 & Colt .22 30 Round Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. Compatible With All 30 Round ...HKP-14409Now: $2.77Was: $3.95 -
HK45, HK45C, USP Compact Magazine Follower
H&K Heckler & Koch
$9.95HK USPC, 45, & 45C Magazine Follower A great spare to have on hand as the follower is a wear and replacement part. Do not forget to order spare magazine springs while you are at it. HK German...HKP-02249-M$9.95