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 MP5 Dual Magazine Clamp Conversion Screw - G3 to MP5 Mags
HKP HK Parts
$2.95HKP Dual HK MP5 Magazine Clamp Conversion Screw This screw converts a HK91, G3, PTR dual magazine clamp (HKP-19634) into the correct length for use with an MP5 magazine. Includes: 1 screwHKP-20318$2.95 -
HK 5.56 Magazine Assist - 3 Pack
Magpul
$9.95ORIGINAL MAGPUL® 5.56 NATO, 3 PACK When installed on the base of a 5.56x45 rifle magazine, the original Magpul provides improved speed and control during high stress, tactical magazine changes. Durable synthetic rubber loop with recessed rough...HKP-17320$9.95 -
HK MP5 Magazine Replacement Parts Kit - 30 Round - 9mm
MKE
$23.95MKE HK MP5 9mm 30 Round Magazine Replacement Parts Kit Replacement magazine parts kit for HK MP5 9mm firearms. Made in Turkey and designed to match factory MP5 specifications. Includes: 30 round magazine spring MP5 magazine follower MP5 magazine floor...HKP-99342$23.95 -
B&T KH9 Covert 9mm "Slip-In" 25 Round Magazine - Coyote Tan
B&T Brugger & Thomet
$50.00B&T KH9 Covert 9mm "Slip-In" 25 Round Magazine - Coyote Tan Enhance your B&T KH9 Covert with this 25-round slip-in magazine, designed for smooth feeding. Featuring a slimline rubber bumper for added protection, this magazine ensures optimal...HKP-21717$50.00 -
On Sale
HKP +3 HK45 Tactical Magazine Extension - Red - BLEMISHED
HKP HK Parts
Now: $24.95Was: $49.95HKP +3 HK45 Tactical Magazine Extension - Red - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK45 & HK45 Tactical +3 magazine extension adds...HKP-18385-RE-BNow: $24.95Was: $49.95 -
HK91, G3 Magazine - .308 - 10 Round - Used
H&K Heckler & Koch
$64.95H&K 10 Round HK 91, G3, PTR .308 Magazine - Used Each HK magazine is made by using a factory German HK 20 round mag that is then professionally converted to 10 rounds. Perfect for shooting bench or prone as the 20 round magazines are to long and get...HKP-19887$64.95 -
HK USPC, P2000 Magazine Body - .40 S&W - 10 Round
H&K Heckler & Koch
$24.95H&K 10 Round HK USPC/P2000 .40 S&W Magazine BodyHKP-02499$24.95 -
HK91, G3, PTR Magazine - 5 Round
HKP HK Parts
$79.95HKP HK 91/G3/MSG90 5 Round Magazine - Steel - (7.62x51/.308) 5 Round German Steel 308 Magazine With US Made Floorplate (Counts as 1 US made Part for 922R compliance) For HK Rifles.This magazine is made by Heckler and Koch & converted to five rounds...HKP-16250-M$79.95 -
HKP HK MP5, MP5K Dual 9mm Magazine Clamp Bundle - Turkish Contract
HKP HK Parts
$99.95HKP HK MP5, MP5K Dual 9mm Magazine Clamp Bundle - Turkish Contract HKP dual mag clamp with two Turkish contract 30 round 9mm MP5 magazines. Ideal for faster mag swaps and having two types of ammo (subs vs supers or FMJ's vs JHP's) ready to load...HKP-22492$99.95 -
HK91, G3, PTR Magazine - 10 Round - Alloy
H&K Heckler & Koch
$37.95H&K HK91, G3, MSG90 10 Round Magazine - Alloy This part counts as 1 US-made part for 922r compliance for HK rifles. Manufactured by HK and converted to ten round capacity in the United States using a US-made floorplate. Compatible With: HK91 HK...HKP-22418$37.95 -
On Sale
HK91, G3, PTR Magazine - 10 Round - Steel - BLEMISHED
H&K Heckler & Koch
Now: $56.95Was: $89.95H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Steel - BLEMISHED MAGAZINE BODY HAS PITTING - CONDITION AND COLOR MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART...HKP-01607-BNow: $56.95Was: $89.95 -
HK VP9, P30 Enhanced Magazine Extension Kit +7
HKP HK Parts
$64.95Magazine Extension Kit +7 - HK VP9, HK P30 Our enhanced magazine extension takes our proven design to the next level with innovative grip cuts, ensuring you maintain a secure grasp during rapid magazine swaps even in slippery conditions. Experience the...HKP-21592-M$64.95