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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HK45, HK45 Compact Magazine Spring - 10 Round
H&K Heckler & Koch
$6.95Heckler and Koch 10 Round Magazine Spring for HK45, HK45 Compact Factory German HK magazine spring for the 10-round HK45 and HK45 Compact magazines. Made from high-strength steel and designed to maintain proper feeding pressure for reliable function...HKP-01848$6.95 -
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 -
On Sale
HK P2000SK Magazine - 9 Round - .40 S&W & .357 Sig
H&K Heckler & Koch
Now: $39.95Was: $49.00HK P2000SK 9 Round Magazine - .40 S&W and .357 Sig This magazine holds 9 rounds of .40 S&W ammunition with a flat floorplate. Great magazine for concealed carry use. Compatible With: P2000SK .40 P2000SK .357 SigHKP-02489Now: $39.95Was: $49.00 -
Out Of Stock
HK USP Magazine - .45 ACP - 10 Round - Standard Floorplate
H&K Heckler & Koch
$54.9510 Round HK USP .45 ACP Magazine w/ Standard Floor Plate Perfect for those who live in states that require 10-round magazines or those that compete and require a 10-round-only magazine. Compatible With: HK USP 45 Full Size HK USP Tactical 45 HK Elite...HKP-02366$54.95 -
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 your...HKP-21135-MNow: $19.95Was: $44.95 -
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 ready for use. HK Parts takes an existing 10 round...HKP-20067$89.95 -
Out Of Stock
HK USPC, P2000 Magazine Body - 9mm - 13 Round
H&K Heckler & Koch
$27.9513 Round HK USPC & P2000 9mm Magazine Body Each unit comes with the LEO markings on the mag body. Compatible With: USPC 9mm P2000 9mmHKP-02502$27.95 -
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. Very easy to install & use. Compatible With: HK UMP ...HKP-18171$9.95 -
HK416, COLT M4 Magazine Spring - .22LR - 30 Round
HKP HK Parts
$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 .22 Mags For: HK 416 Colt M4 G36HKP-14409$3.95 -
HK USP Magazine Floorplate - .45 ACP - 10 Round - Extended
H&K Heckler & Koch
$12.95H&K 10 Round HK USP .45 ACP Extended Floor Plate This is a great part to stock up on as the 10-round tabs are known for breakage, or if you have large hands, the extended floorplate is a must-have upgrade. Compatible With: HK USP .45 Magazine...HKP-01281$12.95 -
HK MP5, SP5, MP5K, SP5K Magazine - 15 Round - 9mm - Cerakote
H&K Heckler & Koch
$99.95Heckler and Koch German 15 Round Cerakote Magazine for HK MP5, MP5K, SP5, SP5K Brand new factory fresh German HK 15 round curved magazine. Perfect for those in need of a lower capacity magazine for a more comfortable prone position...HKP-21383-M$99.95 -
HK VP9, P30 +15 Magazine Extension
HKP HK Parts
$22.95 - $29.95HKP HK VP9/P30 +15 Magazine Extension The HK Parts manufactured HK pistol mag extension allows the user to convert existing VP9, P30, P2000, & USPC magazines to an enhanced magazine capacity. Each mag extension is made from next-generation enhanced...HKP-16857-M$22.95 - $29.95