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 MP5, MP5K Magazine - 30 Round - LEO Marked Ashurn - Chromium Nitride - BLEMISHED
H&K Heckler & Koch
Now: $117.95Was: $159.95HK MP5, MP5K Magazine - 30 Round - LEO Marked Ashurn - Chromium Nitride - BLEMISHED ONLY 1 UNIT 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...HKP-21792-CRN-A-BNow: $117.95Was: $159.95 -
HK33, HK53, HK93 Magazine - 25 Round - LEO Marked - RARE
H&K Heckler & Koch
$389.95Heckler and Koch HK33, HK53, HK93 Magazine - 25 Round - LEO Marked - RARE ONLY 1 UNIT AVAILABLE Factory-original HK steel magazine for the HK93, HK53, and HK33 rifles. The rare 25-round configuration, combined with the LEO marking, makes this...HKP-99382$389.95 -
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 -
HK SL8-6 Magazine - .223 - 20 Round
Promag
$39.95ProMag HK SL8-6 .223 20 Round Magazine ProMag magazine body constructed of a proprietary DuPont® Zytel™ based polymer. The magazine follower is injection molded and the magazine spring is formed from heat treated chrome silicon wire. Compatible...HKP-99358$39.95 -
On Sale
HK USP9 Magazine - 15 Round - LEO Marked - USED
H&K Heckler & Koch
Now: $59.95Was: $84.95Heckler and Koch LEO marked 15 Round Magazine for USP9 - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Pre-owned USP 9mm 15 round LEO marked magazines. Compatible With: USP9, USP9 full-size pistols USP9 Elite, USP9 Expert (without jet funnel...HKP-99356Now: $59.95Was: $84.95 -
On Sale
HK USP Magazine - .40 S&W - 16 Round - Translucent - LEO Marked - USED
H&K Heckler & Koch
Now: $68.95Was: $94.95HK USP Magazine - .40 S&W - 16 Round - Translucent - LEO Marked - USED VARYNG CONDITION SHOWN IN PICTURE - SOLD INDIVIDUALLY One time offering of the USP .40 LEO marked 16-round magazine as HK no longer marks these magazines with the LEO markings, as...HKP-99355Now: $68.95Was: $94.95 -
On Sale
Glock 9mm +3 Magazine Extension - Black - BLEMISHED
Tactical Precision MFG
Now: $15.95Was: $39.95Glock 9mm +3 Magazine Extension - Black - BLEMISHED INSTALLATION MARKS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This extension is made from machined 6061...HKP-21136-BL-BNow: $15.95Was: $39.95 -
On Sale
HK21 Drum Hanger - BLEMISHED
HKP HK Parts
Now: $184.95Was: $279.95HK21 Drum Hanger - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50...HKP-21453-BNow: $184.95Was: $279.95 -
HK CC9 Magazine +3 Extension Kit - 9mm
HKP HK Parts
$49.95HKP HK CC9 +3 Magazine Extension +3 magazine extension for the HK CC9. This low-profile base pad increases a standard 12-round CC9 magazine to 15 rounds. Machined in the U.S. from aircraft-grade hard coat anodized aluminum with steel hardware...HKP-22488-M$49.95 -
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,...HKP-22427$44.95 -
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 4 Round HK 630/SL6 Magazine - Black - BLEMISHED
H&K Heckler & Koch
Now: $259.95Was: $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...HKP-18205-BNow: $259.95Was: $359.95