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 Mark 23 Magazine Housing - 10 Round
H&K Heckler & Koch
$49.9510 Round HK Mark 23 Magazine Housing$49.95 -
HK USP, USP Tactical .45 ACP Lockout Device Set
H&K Heckler & Koch
$39.95HK USP/Tactical .45 ACP Lockout Device Set Compatible With: HK USP .45 USP .45 Tactical full size models$39.95 -
HK416, MR556 Magazine Locking Plate
H&K Heckler & Koch
$9.95HK German HK MR556 & HK 416 Magazine Locking Plate$9.95 -
Out Of Stock
HK USC Magazine Locking Plate Insert - .45 ACP
H&K Heckler & Koch
$8.95H&K USC (.45 ACP) Magazine Locking Plate Insert$8.95 -
HK 23E Ammunition Belt Box - 5.56 / .223 - US
Michaels Machines
$599.95HK23E & MM23E Belt Box Brand new HK23E, MM23E US made feed box. The German units have long since been out of production. These are exact copies of the German units. Made in the USA. Compatible With: MM23E HK23E$599.95 -
HK91, G3 Magazine - 15 Round - Alloy
H&K Heckler & Koch
$44.95Heckler and Koch HK91, G3, MSG90 15-Round Alloy Magazine Manufactured by Heckler & Koch and converted to 15-round capacity in the United States using a U.S.-made floorplate. Counts as one U.S.-made part for 922r compliance. Compatible With: HK91,...$44.95 -
On Sale
FN-FNS .40 S&W Pistol Magazine - BLEMISHED
FN
Now: $19.95Was: $79.95FN-FNS .40 S&W Pistol Magazine - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED MAGAZINE ONLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each magazine was...Now: $19.95Was: $79.95 -
On Sale
HK 4 Round HK 630/SL6 Magazine - Black - BLEMISHED
H&K Heckler & Koch
Now: $194.96Was: $359.95H&K 4 Round HK 630/SL6 Magazine - Black - BLEMISHED ONLY 2 UNITS AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This is a...Now: $194.96Was: $359.95 -
On Sale
Raddlock Key - HK Series - BLEMISHED
Raddlock
Now: $2.96Was: $9.95Raddlock Key - HK Series - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED MISSING ALLEN KEY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Raddlock kits convert...Now: $2.96Was: $9.95 -
HK CC9 Magazine Body - 9mm - 10 Round
H&K Heckler & Koch
$5.95Heckler and Koch 10-Round Magazine Body for HK CC9 OEM 10-round magazine body for the HK CC9, made in Germany by Heckler and Koch and ideal as a factory-spec replacement. Compatible With: CC9$5.95 -
HK CC9 Magazine Spring - 10 Round
H&K Heckler & Koch
$5.95Heckler and Koch 10-Round Magazine Spring for HK CC9 Genuine 10-round HK CC9 magazine spring, made from steel for reliable feeding and long service life. Compatible With: CC9$5.95 -
On Sale
HK P2000 Magazine Body - 16 Round - RARE GPM
H&K Heckler & Koch
Now: $187.46Was: $300.95H&K P2000 GPM 16 Round Magazine Body - RARE PRICE IS PER MAGAZINE - SOLD INDIVIDUALLY. CONDITIONS VARY. PLEASE REFER TO PHOTOS AS THE MAGAZINE BODIES PICTURED ARE THE LAST 4 WE HAVE AVAILABLE. This rare and genuine European 16-round magazine body is...Now: $187.46Was: $300.95