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 - +7
HKP HK Parts
Now: $51.95Was: $64.99HKP HK P2000 +7 Magazine Extension Kit This listing is for the magazine extension ONLY. This is not a complete magazine. The referenced magazine capacity is the total capacity once the extension...HKP-21527-MNow: $51.95Was: $64.99 -
HK USP, USP Tactical .45 ACP Lockout Device Set
H&K Heckler & Koch
$18.95Heckler and Koch HK USP45, USP45 Tactical Lockout Device Set Factory lockout device set designed for HK USP .45 ACP full-size pistols, including Tactical models. Intended for use in compatible lockout-equipped frames. Compatible With: USP45,...HKP-01503$18.95 -
On Sale
HK416, MR556 Magazine Locking Plate
H&K Heckler & Koch
Now: $8.95Was: $9.95HK German HK MR556 & HK 416 Magazine Locking PlateHKP-13484Now: $8.95Was: $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 InsertHKP-16384$8.95 -
On Sale
HK USC Magazine Floorplate - .45 ACP
H&K Heckler & Koch
Now: $7.95Was: $8.95H&K USC (.45 ACP) Magazine Floor PlateHKP-16380Now: $7.95Was: $8.95 -
On Sale
HK USPC Magazine Housing - 9mm - 10 Round - BLEMISHED
H&K Heckler & Koch
Now: $12.95Was: $19.95HK USPC Magazine Housing - 9mm - 10 Round - 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 an...HKP-02500-BNow: $12.95Was: $19.95 -
On Sale
Glock 17 Magazine Extension Kit - 9mm - +6 Round - Blue - BLEMISHED
HKP HK Parts
Now: $18.95Was: $34.95HKP Glock 17 - +6 Round 9mm Magazine Extension Kit - Black - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Designed to fit all of the Glock 17 models...HKP-18348-BU-BNow: $18.95Was: $34.95 -
On Sale
HK USP Compact Lockout Device - Complete
H&K Heckler & Koch
Now: $19.95Was: $24.95HK USP Compact Lockout Device - Complete Easily installs to lock out the magazine. Used to comply with certain state laws and as an added safety feature. This lockout device can be retrofitted to older-style USPC's that do not have the lockout device...HKP-99360Now: $19.95Was: $24.95 -
On Sale
FN-FNS .40 S&W Pistol Magazine - BLEMISHED
FN
Now: $49.95Was: $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...HKP-19741-BNow: $49.95Was: $79.95 -
On Sale
HK P7 Series Magazine Follower Insert - BLEMISHED
H&K Heckler & Koch
Now: $9.95Was: $29.95H&K HK P7 Series Magazine Follower Insert - BLEMISHED ONLY 1 UNIT AVAILABLE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Firing Pin Return Spring or...HKP-02365-BNow: $9.95Was: $29.95 -
On Sale
HK91, G3, PTR Magazine Spring - 5 Round
H&K Heckler & Koch
Now: $20.95Was: $22.95H&K 91/G3/MSG90 5 Round Magazine Spring This factory HK spring is designed for the 5-round HK91, G3, and MSG90 magazines. Built for durability and reliable feeding, it's an essential replacement part to keep your magazine in top condition. Compatible...HKP-21827Now: $20.95Was: $22.95 -
On Sale
HK P7M10 Magazine Follower Insert - .40 S&W - USED - BLEMISHED
H&K Heckler & Koch
Now: $19.95Was: $34.95H&K HK P7M10 .40 S&W Magazine Follower Insert - USED - BLEMISHED USED. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL.HKP-01364-BNow: $19.95Was: $34.95