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
HK P2000 Magazine Extension Kit - +10
HKP HK Parts
Now: $41.43Was: $64.99HKP HK P2000 +10 Magazine Extension Kit HK Parts magazine extension adds 10 additional rounds to the HK P2000 magazine with the simple swap of the floor plate & high-reliability mag spring. HKP...HKP-20811Now: $41.43Was: $64.99 -
On Sale
HK P2000 Magazine - 20 Round
HKP HK Parts / Heckler & Koch
Now: $89.96Was: $99.95HK Parts and Heckler and Koch 20 Round Magazine for HK P2000 and HK USP9 Compact Specifications: HK P2000 +7 magazine extension coupled with a new full-size HK P2000, 13 round magazine fully asseHKP-20789Now: $89.96Was: $99.95 -
Out Of Stock
HK416, MR556 Magazine Floorplate - 5.56 / .223 - 10,20,30 Round - Complete
H&K Heckler & Koch
$10.95HK German HK 416, MR556 Floor Plate Extension Complete All steel HK Marked 30, 20 & 10 round floor plates. Each unit comes complete with the rubber bushing installed in the maritime finish. It is a...HKP-15209$10.95 -
On Sale
HK VP9, P30 Brass Base Pad
Grayguns
Now: $25.20Was: $28.00Grayguns Brass Base Pads are perfect for competitors looking to add weight to their pistol. Compared to our 6061 Aluminum pads, the Brass Base Pads are significantly heavier. Weight Comparison – VP9...HKP-22345Now: $25.20Was: $28.00 -
HK G36 Magazine - 30 Round - LEO Marked - USED
H&K Heckler & Koch
$195.99H&K G36 (5.56/.223) 30 Round Magazine - LEO Marked - USED CONDITION VARIES BY UNIT - SOLD INDIVIDUALLY HK German 30-round magazine, LEO marked, designed to perfectly fit all G36, G36K, G36CHKP-22212$195.99 -
On Sale
B&T USW-A1 Magazine - 9mm - 17 Round
B&T Brugger & Thomet
Now: $40.50Was: $45.00B&T 17-Round BT USW-A1 9mm Magazine New Swiss B&T manufactured 17-round magazine for the USW-A1 9mm. This item is restricted in certain states. All Federal, State and Local laws apply...HKP-18336Now: $40.50Was: $45.00 -
HK45C, USPC Magazine Body - 8 Round
H&K Heckler & Koch
$56.99H&K 8 Round HK USPC/45C .45 ACP Magazine Body A great spare to have on hand in the event that you damage or dent your magazine body. This is the mag body as shown not the complete magazine. CompatibleHKP-16323$56.99 -
HK USP Magazine Extension - 9mm - +7 Round
HKP HK Parts
$44.59 - $69.95HK Parts Magazine Extension for your HK USP or HK USPT 9mm +7 Magazine Extension Easy to install. Simply add the mag extension to your existing mag body and follower. No gunsmithing required. Made...HKP-21841-M$44.59 - $69.95 -
On Sale
HK G3 .22 20 Round Conversion Magazine - USED
Now: $179.96Was: $199.95HK G3 .22 20 Round Conversion Magazine - USED HK .22 caliber conversion kit 20-round magazine for The G3/91. Ideal for those that have the caliber conversion kit and wants to stack up on spare...HKP-20750Now: $179.96Was: $199.95 -
HK Factory Multi-Mag Loader for Multiple Magazines
H&K Heckler & Koch
$29.95H&K Factory Multi-Mag Loader for Multiple Magazines The HK MUL-T-LOADER was designed specifically for HK pistols such as the P7-M13, P7-M8, P7PSP, P7M10, P9S, HK USPC 9/40 mags and P7-K3. Due to the...HKP-01076$29.95 -
HK USP, Mark 23 Magazine Follower - .45 ACP
HKP HK Parts
$5.95HKP SOCOM Magazine Follower for USP45 and Mark 23 Magazines HKP SOCOM magazine follower for USP45 and Mark 23 magazines. Made in the USA, this follower is an ideal replacement for worn magazine...HKP-22499-M$5.95 -
On Sale
HK G36 Magazine Spring - 30 Round
HKP HK Parts
Now: $5.07Was: $7.95HKP HK G36 Replacement 30 Round Magazine Spring A high-quality replacement spring designed to restore optimal performance to your G36 magazine. Built to withstand frequent use, this component ensures...HKP-21830Now: $5.07Was: $7.95