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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H&K HK CC9 12 Round Magazine - Extended Floor Plate
H&K Heckler & Koch
$49.95H&K HK CC9 12 Round Magazine - Extended Floor PlateHKP-21572$49.95 -
On Sale
HKP Glock 17 - +6 Round 9mm Magazine Extension Kit - Black
HKP HK Parts
Now: $22.95Was: $34.95HKP Glock 17 - +6 Round 9mm Magazine Extension Kit - Black Designed to fit all of the Glock 17 models from Gen 1 through and up to the current Gen 5 models. Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard...HKP-18348Now: $22.95Was: $34.95 -
KCI 30 Round B&T APC 9mm Magazine - Translucent
KCI
$44.95Korean 30 Round B&T APC 9mm Magazine - KCI USA Features: Brand new factory fresh, individually sealed magazine 30 round capacity 9mm caliber Great for plinking & range sessions Affordable Made in South Korea For the money this magazine is the...HKP-20293$44.95 -
HKP +2 HK 45C Finger Rest Magazine Extension - Black
HKP HK Parts
$29.95HK45C 8 Round Magazine +2 Magazine Extension/Finger Rest All of the HK .45 cal mags will soon have a variety of mag extensions! More to come. HK45C 8 round +2 mag extensions. Replaces the floorplate for a +2 round addition for a total of 10 rounds in the...HKP-17999$29.95 -
F5 MFG 50 Round MP5 9mm Drum Magazine
F5 MFG
$199.00F5 MFG 50 Round MP5 9mm Drum Magazine HK MP5 & MP5K 9mm - 50 Round Drum New 3rd generation redesigned version. Now offered at an even lower price! You asked for it and the long-awaited and highly anticipated MP5 50 Round Drum Magazine designed for...HKP-16537$199.00 -
On Sale
HKP +6 Glock 17 Magazine Extension Kit - Red
HKP HK Parts
Now: $22.95Was: $34.95HKP +6 Glock 17 Magazine Extension Kit - Red Designed to fit all Glock 17 models from Gen 1 up to the current Gen 5 models. Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard coat anodized and set up for a...HKP-19212Now: $22.95Was: $34.95 -
H&K 10 Round HK 45 Magazine Floorplate
H&K Heckler & Koch
$9.9510 Round HK 45 Magazine Floorplate This is HK's Newest .45 ACP caliber pistol. Compatible With: HK45 Pistol Please Note: NOT for use on the USP .45 magazines.HKP-02476$9.95 -
H&K 15 Round HK VP9/P30 9mm Magazine - Red Follower
H&K Heckler & Koch
$49.95HK VP9, VP9L & P30, P30L, P30S 9mm - 15 Round Magazine - Red Follower New HK German manufacture and factory fresh production. Each factory HK all-steel-bodied magazine holds 15 rounds of 9mm ammunition for use in all P30, P30L, P30S & HK VP9 9mm...HKP-21417$49.95 -
On Sale
HKP 13 Round HK45 .45 ACP Magazine - Cerakote Red
HKP HK Parts
Now: $69.95Was: $89.99HKP 13 Round HK45 .45 ACP Magazine - Cerakote Red HK Parts magazine extension +3 adds 3 additional rounds to the HK45, 10 round magazine. Each unit is then fully assembled as a 13 round HK45 magazine. Ideal for competitive shooters, concealed carry or...HKP-20611Now: $69.95Was: $89.99 -
HKP HK USP .45/Mark 23 Enhanced Magazine Extension Kit +5
HKP HK Parts
$49.95HKP HK USP .45/MK23 Enhanced Magazine Extension Kit +5 HK Parts USP .45/MK23 enhanced 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$49.95 -
HKP +7 HK VP9/HK P30 Magazine Extension Kit
HKP HK Parts
$54.95HKP +7 HK VP9/P30 Magazine Extension Kit The HK Parts +7 magazine extension kit adds 7 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate & mag spring. Each kit includes the +7 extension and an enhanced spring. This...HKP-19456-M$54.95 -
HKP - 15 Round HK45 Magazine - Black
$113.95HKP - 15 Round HK45 Magazine - Black HK45 & HK45 tactical +5 magazine extension coupled with a new HK German 10 round HK45 magazine. Each unit is then fully assembled as a 15 round magazine. Ideal for competition shooters that would like a higher...HKP-20788$113.95 -
HKP/H&K P2000/USPC 18 Round Complete Magazine With Extension
H&K / HK Parts
$79.95HKP/H&K P2000/USPC 18 Round Complete Magazine With Extension HK P2000 +5 magazine extension coupled with a new full-size HK P2000, 13 round magazine. Each unit is then fully assembled as an 18 round HK P2000 magazine. Ideal for competitive shooters,...HKP-18662-M$79.95 -
B&T 25 Round BT APC45 45 ACP Magazine - Black
B&T Brugger & Thomet
$129.95B&T, Magazine, 45 ACP, 25 Rounds, Fits B&T APC45, Black B&T's APC45 replacement magazines are the same straight-body stick mags that ship with new B&T firearms. These high quality factory magazines hold 25 rounds of .45ACP ammunition...HKP-17438$129.95 -
H&K 10 Round HK Mark 23/SOCOM .45 ACP Magazine - Black
H&K Heckler & Koch
$59.00HK Mark23 SOCOM 10 Round Magazine Fits all HK Mark 23 and or Socom pistols.HKP-01226$59.00 -
On Sale
H&K 12 Round HK VP9SK/P30SK 9mm Magazine w/ Finger Rest
H&K / HK Parts
$49.00 - $69.95HK VP9SK & P30SK 9mm - 12 Round Magazine With Finger Rest This magazine has the same footprint, size, and overall length as the factory 10-round mag with pinky rest, only this offering gives you an extra two rounds. A must-have and neat upgrade for...HKP-21078-M$49.00 - $69.95 -
HK UMP (.45 ACP) 25 Round Magazine Body - BODY ONLY
$34.95UMP 45 25 Round Magazine Body Only - USA Made New US made UMP .45 cal 25 Round Factory Mag Body. Each magazine body will fit all HK UMP factory firearms as well as the HK USC's that have been converted to accept UMP magazines. Each magazine is made in...HKP-17020$34.95 -
HKP HK VP9 Magwell - Tactical Low Profile - Steel
HKP HK Parts
$59.95 - $74.95HKP HK VP9 Magwell - Tactical Low Profile - Steel Low profile, every day carry magwell for the HK VP9/VP40 pistol. The low profile mag-well is designed for the average every day VP owner. Whom would like the enhancements and competitive advantage a mag...HKP-18545-M$59.95 - $74.95 -
HKP HK MP5/MP5K 4-Piece Set Magazine Release
HKP HK Parts
$49.95HKP HK MP5/MP5K 4-Piece Set Magazine Release Each magazine catch set consists of 4 pieces and is a mixture of German HK and US-made parts. This is the set that provides left-to-right mag release controls. Each Set Includes: Mag catch Push button for mag...HKP-00912$49.95 -
H&K 10 Round HK P2000/USPC .40 S&W Magazine
H&K Heckler & Koch
$49.00H&K 10 Round HK P2000/USPC .40 S&W Magazine - Black with Red Follower Factory HK German 10 Round magazine. Compatible With: HK USP Compact .40 S&W HK P2000 .40 S&W HK P2000 SK (will fit below the bottom of the mag well)HKP-00311$49.00 -
H&K 30 Round HK MP5 9mm Magazine - TiN Coated
H&K Heckler & Koch
$149.95H&K 30 Round HK MP5 9mm Magazine - TiN Coated Get your hands on some TiN coated factory Heckler & Koch magazines. Each magazine starts out as a fresh 9mm, 30 round mag before being professionally dsiassembled, TiN coated, and reassembled...HKP-21643$149.95 -
Out Of Stock
Promag HK 93/53/33 (5.56/.223) 30 Round Magazine
Promag
$25.99HK93, HK33, HK53 - 30 Round Magazine - USA These magazines count as 3 US-made compliant parts for those who need to maintain 922r compliance. Compatible with all 5.56, .223, & .300 AAC Blackout calibers. Each magazine body, follower, and...HKP-13969$25.99 -
Elite Tactical Systems Universal C.A.M. Loader For Rifles
Elite Tactical Systems
$29.99Elite Tactical Systems Universal C.A.M. Loader For Rifles The first truly universal loader for rifle magazines. A must-have for every rifle owner. Doesn't damage feed lips. Saves time and energy, easy on your thumbs. Features: Loader easily picks up...HKP-18741$29.99 -
H&K 10 Round HK VP9/VP40/USP Series/P Series Magazine Spring
H&K Heckler & Koch
$7.95New German HK Magazine Spring For 10 Round Magazines A must-have part as magazine springs are high wear and a common replacement item. Compatible With: HK USP 9mm HK USP 40 S&W HK USP Compact 9mm HK USP Compact 40 S&W HK USP Compact 357 SIG HK...HKP-01428$7.95 -
H&K 10 Round HK USP 9mm Magazine - Black
H&K Heckler & Koch
$49.00H&K 10 Round HK USP 9mm Magazine - Black Perfect for those that live in magazine restrictive states or for those that require a 10 round mag capacity. Compatible With: HK USP 9mm HK USP 9mm Tactical HK USP P8HKP-01239$49.00 -
H&K 10 Round HK USP/Mark 23 .45 ACP, P30 .40 S&W Magazine Spring
H&K Heckler & Koch
$8.9510 Round HK USP/Mark 23 .45 ACP, P30 .40 S&W Magazine Spring A must-have spare part, as magazine springs are prone to wear and tear. Compatible With: HK USP .45 10 round HK USP .45 Tactical 10 round HK Mark 23 10 round HK 9mm & 40 cal P30...HKP-01675$8.95 -
Strike Industries HK VP9 +5 Extended 9mm Magazine Plate
Strike Industries
$19.95Strike Industries HK VP9 +5 Extended 9mm Magazine Plate The Strike Industries Extended Magazine Plate for HK VP9 was designed to provide smoother magazine reloading through a slow drag / no snag design while maintaining maximum magazine capacity. The...HKP-19607$19.95 -
H&K 10 Round HK MR762/417 7.62/.308 Magazine - RAL 8K
H&K Heckler & Koch
$59.00HK MR762, HK417 10 Round Magazine, RAL 8000 Genuine HK German 10 round MR762 magazine. Factory fresh & hard to find. Compatible With: MR 762 HK 417 HK G28HKP-18593$59.00 -
ETS 40 Round MP5 9mm Magazine-Translucent
Elite Tactical Systems
$44.99HK MP5 9mm 40 Round Translucent Magazine Features: Works with ETSCAM-RIFLE speed loader Extremely reliable feeding - Even with hollow points Far lighter than steel magazines Fits standard MP5 mag pouches and couplers Extended 40 round...HKP-18738$44.99 -
H&K HK USP Jet Funnel 9mm / .40 S&W Magazine Spring
H&K Heckler & Koch
$9.95HK USP Jet Funnel 9mm / .40 S&W Magazine Spring Latest Production Longer, Stronger Spring For All HK Jet funnel Magazines. Limited supplies are available on this hard-to-find spring. Great replacement for all HK USP jet funnel...HKP-02508$9.95 -
HKP H&K 17 Round HK USP45, Mark 23 .45 Complete Magazine - Red
$119.95Mark 23/USP .45 - 17 Round Magazine Complete - Red HK Parts takes an existing 12 round mag the +5 mag extension and assembles them into a working 17 round mag. This offering is a valuable option for those that need a backup ultra capacity magazine...HKP-19495$119.95 -
H&K HK G36 to AR-15 Mag Conversion Mag Well - Black
H&K Heckler & Koch
$249.95HK G36 To AR15, M4 Magazine Conversion Simply swap the magazine well from the G36 to this offering and you can then run AR15/M4 style magazine in your G36 or SL8/G36 conversion. Allows use of all AR15-M4 magazines in the G36 with this magwell adapter...HKP-17605$249.95 -
H&K HK P30, HK VP 9mm / 40S&W Magazine Loader - Black
H&K Heckler & Koch
$19.95H&K HK P30, HK VP 9mm / 40S&W Magazine Loader - Black Compatible With: HK VP9, VP40, VP9SK, VP40SK HK P30, P30S, P30L, P30SK 9mm HK P30, P30S, P30L, P30SK .40 Cal HK USP Compact 9mm, .40 cal & .357 Sig models HK P2000 9mm, 40 cal & ...HKP-01164$19.95 -
HKP 22 Round HK VP9, HK P30 9mm Complete Magazine - Red
HKP HK Parts
$79.9522 Round Magazine Complete - Red Extension & Red Follower - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +5 magazine extension coupled with a 17 round factory German magazine body adds 5 additional rounds total for a fully assembled 22 round HK VP9/P30...HKP-19414$79.95 -
HKP HK VP9, HK P30, HK USPC, HK P2000 9mm Magazine Follower - Blue
HKP HK Parts
$22.46HKP HK VP9, HK P30, HK USPC, HK P2000 9mm Magazine Follower - Blue A great replacement item for the stock follower. Made from aircraft-grade hard coat anodized aluminum CNC machined from a solid billet. Compatible With: HK VP9, VP9SK, VP40 9mm & ...HKP-19668$22.46 -
H&K MP5, HK94, MP5K & SP89 9mm Magazine Follower
H&K Heckler & Koch
$22.95HK MP5, MP5K 9mm Magazine Follower Factory chrome follower will work with all HK MP5 9mm curved magazines. This is a new HK German OEM part. 40 Round 30 Round 15 Round 10 RoundHKP-01050$22.95 -
H&K 10 Round HK 45/45C Magazine Spring
H&K Heckler & Koch
$8.9510 Round HK 45 & 45C Magazine Spring The more you order, the more you save, as we offer volume discounts this spring. Compatible With: HK45 10 Round Magazine HK45C & USPC 4510 Round Magazine ...HKP-01848$8.95 -
H&K Magazine Pouch with 2 Magazines - USED
H&K Heckler & Koch
$29.95H&K Magazine Pouch with 2 Magazines - USED 2 X Used HK German 20 round aluminum magazine and used Flectarn mag pouch combo deal: 2 X 20 round aluminum magazines and camo mag pouch. Compatible With: HK 91 HK G3 HK PSG-1 HK MSG-90 PTR-91 Vector 51...HKP-20875$29.95 -
HKP HK USP .40 S&W +5 Magazine Extension
HKP HK Parts
$49.95HKP HK USP .40 S&W +5 Magazine Extension HK Parts magazine extension +5 adds 5 additional rounds to the full size USP & USP Tactical 13 round magazine. It uses the existing mag body, spring, and follower. Just slide the magazine extension on and...HKP-18645-M$49.95 -
On Sale
Glock 19 +5 Magazine Extension Kit
$19.95 - $22.95Glock 19 +5 Magazine Extension Kit Designed to fit all Glock 19 models from Gen 1-5 Models. Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard coat anodized and set up for a lifetime of use. The unique...HKP-19224-M$19.95 - $22.95