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 USP .40 S&W +5 Magazine Extension
HKP HK Parts
$49.95HKP HK USP .40 S&W +5 Magazine Extension HK Parts magazine extension +5 adds 5 additional rounds to the full size USP & USP Tactical 13 round magazine. It uses the existing mag body, spring, and follower. Just slide the magazine extension on and...HKP-18645-M$49.95 -
HK USP, Mark 23 Magazine Locking Plate - .45 ACP
H&K Heckler & Koch
$8.95HK Magazine Locking Plate For .45 Cal - 12 Round Magazines New HK German magazine locking plate. Compatible With: HK Mark 23 12 Round HK USP .45 12 RoundHKP-01588$8.95 -
HK P2000, USPC Magazine Extension - +5 - 9mm
HKP HK Parts
$49.95HKP +5 9mm Magazine Extension for HK P2000 and HK USPC HK Parts magazine extension +5 adds 5 additional rounds to the HK P2000, 13 round magazine. It uses the existing mag body, spring, and follower. Just slide the magazine extension on and tighten it...HKP-18661-M$49.95 -
HK MP5, MP5K Magazine Locking Plate - 9mm
H&K Heckler & Koch
$16.95HK MP5 & MP5K Magazine Locking Plate - German New steel HK German manufactured MP5, MP5K curved magazine locking plate for the magazine. Compatible With: 40-round magazine 9mm 30-round magazine 9mm 20-round magazine 9mm 15-round magazine...HKP-01490$16.95 -
B&T APC Magazine - 30 Round - 9mm - Translucent - KCI
KCI
$44.95Korean 30 Round B&T APC 9mm Magazine - KCI USA Features: Brand new factory fresh, individually sealed magazine 30 round capacity 9mm caliber Great for plinking and range sessions Affordable Made in South Korea For the money this magazine is...HKP-20293$44.95 -
On Sale
Sig P320 +5 Magazine Extension
Tactical Precision MFG
Now: $19.95Was: $44.95TPM Sig P320 +5 Magazine Extension This extension is made from machined 6061 aluminum. This magazine extension will increase the capacity, reload speed, mag drops, and overall functionality of your pistol. Available in various colors to customize to...HKP-21135-MNow: $19.95Was: $44.95 -
HK VP9, P30 Magazine Extension Kit - +7
HKP HK Parts
$54.95HKP +7 HK VP9/P30 Magazine Extension Kit The HK Parts +7 magazine extension kit adds 7 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate & mag spring. Each kit includes the +7 extension and an enhanced spring. This...HKP-19456-M$54.95 -
HK USPC, P2000 Magazine .40 S&W - 12 Round
H&K Heckler & Koch
$58.9512 Round HK USPC & HK P2000 .40 S&W Magazine Low-profile magazine for concealed carry or a lower profile. Each is brand new old stock and may or may not be LEO marked on the magazine body. Compatible With: HK USP Compact .40 S&W HK P2000 .40...HKP-02244$58.95 -
HK91, G3 20 Round Magazines - Shooter Value - 36 Pack - Alloy
H&K Heckler & Koch
$244.95HK 91, G3, PTR Shooter Pack - 36 Pack of 20 Round Alloy Magazines Compatible With: HK G3 HK91 PTR Century Arms C308 SAR8, CETME Custom HK .308 clones or custom buildsHKP-16905$244.95 -
Out Of Stock
B&T APC9, TP9, SPC9 Magazine with Bumper - 30 Round - 9mm - Translucent
B&T Brugger & Thomet
$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: B&T MP9, TP9 B&T APC9 B&T SPC9 B&T GHM9 B&T KH9 ***NOT...HKP-21710$49.95 -
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: HK USP .45 Full-Size Pistols HK USP .45 TacticalHKP-02374$59.00 -
Out Of Stock
HK Mark 23, USP Magazine with Extension, Complete - 19 Round - .45 ACP
HKP HK Parts / Heckler & Koch
$109.95HKP HK Parts and Heckler and Koch Magazine Extension Complete 19 Round - HK Mark 23 and USP .45 Designed specifically for the Mark 23 and USP .45—perfect for those who want extra firepower at the range. Each magazine comes fully assembled and ready...HKP-21586$109.95