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
HK416, MR556, AR-15, M4 Magazine - TMAG - 30 Round
Magpul
Now: $22.95Was: $24.95Magpul AR/M4 30 Round TMAG Magazine The TMAG 30 AR/M4 GEN M3 is a highly reliable, translucent, 30-round magazine for STANAG-compatible weapons chambered in 5.56x45 NATO/.223 Remington. Molded from a durable translucent material with an olive drab hue,...HKP-21149Now: $22.95Was: $24.95 -
On Sale
HK USP, Mark 23 Enhanced Magazine Extension Kit - .45 ACP - +5
HKP HK Parts
$39.95 - $44.95HKP HK USP .45 ACP/Mark 23 Enhanced Magazine Extension Kit +5 HK Parts USP .45/Mark 23 enhanced +5 magazine extension. Our design represents a symbiotic balance of form and function. The added grooves enhance dexterity during those quick mag swaps while...HKP-21458-M$39.95 - $44.95 -
On Sale
HK VP9, P30 Extension Kit - Magazine - 17 Round
HKP HK Parts
Now: $33.95Was: $39.95HK Parts Magazine Extension +5 Capacity for HK 17 Round Magazine - HK VP9, P30, P30L New & improved Gen 2 model! HK Parts Magazine Extension +5 kit adds 5 additional rounds to the HK VP9/P30 17 round magazine with the simple swap of the floor plate...HKP-19296Now: $33.95Was: $39.95 -
On Sale
HK USPC, P30 Magazine Adapter
X-Grip
Now: $14.95Was: $15.95X-Grip HK USPC/P30 Magazine Adapter The XGRIP HKUSPC is a new patent pending OEM factory accessory for the HK USP Compact that enhances the versatility, look, and feel of the gun. Features: Versatility: Size of a Compact, capacity of a Full-size The...HKP-16671Now: $14.95Was: $15.95 -
Out Of StockOn Sale
HK91, G3, AP51 Magazine - 20 Round - Translucent
MKE
Now: $20.76Was: $25.95MKE HK G3/91, AP51 20 Round Translucent Magazine Constructed from high-strength, lightweight polymer, this magazine offers exceptional durability while allowing for instant visual ammo checks thanks to its clear body design. Whether you're training, on...HKP-21898Now: $20.76Was: $25.95 -
On Sale
HK91, G3, PTR Dual Magazine Clamp
HKP HK Parts
Now: $25.95Was: $29.95HK91, G3, PTR - .308/762 Dual Mag Clamp The HK91, G3 magazine grip or dual magazine clamp. Holds two magazines together for ease of use and easy access to 2 magazines. Half the weight of the factory mag clamp. HK Parts highly recommends this mag...HKP-19634Now: $25.95Was: $29.95 -
On Sale
HK USPC, P2000 Magazine Floorplate - 9mm - 13 Round - Pinky Rest - Rubberized
H&K Heckler & Koch
Now: $17.95Was: $19.9513 Round USPC & P2000 9mm Magazine Floor Plate w/ Pinky Rest This part is the new style floor plate that is rubberized to resist breakage when the magazine is dropped. Compatible With: HK USPC 9mm 13-round magazines HK P2000 9mm 13-round...HKP-02648Now: $17.95Was: $19.95 -
Out Of Stock
HK MP5, MP5K Dual Magazine Clamp - 9mm - HKP
HKP HK Parts
$49.95HKP MP5, MP5K, SP5, SP5K 9mm Dual Magazine Clamp HKP dual magazine clamp for twice the rounds exactly where you need them. This is also a great way to swap between two different types of ammo, like FMJ and JHPs or super and subsonic rounds. ...HKP-21667$49.95 -
On Sale
HK USP Magazine - .40 S&W - 16 Round - Translucent
H&K Heckler & Koch
$44.95 - $50.00HK German USP .40 cal Jet funnel Magazine The 16-round magazine will fit all HK USP .40 full-size pistols, as well as the HK .40 Expert and Elite. This item can be used with or without the jet funnel magazine. Please Note: For the mag to fit flush with...HKP-00301-M$44.95 - $50.00 -
On Sale
HK USPC, HK45C Magazine - 12 Round - .45 ACP
HKP HK Parts
Now: $71.95Was: $79.95HKP 12 Round .45 ACP Magazine for HK45 Compact and HK USP Compact HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit is then fully assembled as a 12 round HK45C magazine. Ideal for competitive shooters,...HKP-18672Now: $71.95Was: $79.95 -
HK G36 Magazine - 30 Round
Magpul
$27.95Magpul 30 Round HK G36 5.56/.223 Magazine The PMAG 30G Maglevel (5.56 NATO / .223 Remington) is a durable, lightweight, highly reliable 30-round polymer magazine for the HK G36 series of firearms. Including the SL8 conversions that now use G36 magazines...HKP-01740$27.95 -
HK MP5, HK94, SP89, SP5K Magazine Body - 9mm - 30 Round - Curved
H&K Heckler & Koch
$54.95H&K 30 Round MP5, MP5K, SP5K Magazine Body Heckler & Koch factory fresh magazine housing/body from this current year's production. MP5, MP5K 9mm 30 Round curved all steel magazine body stamped "Made In Germany". Compatible With HK MP5,...HKP-18212$54.95