All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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H&K HK MP5 & HK 94 Slimline Forearm - Black
H&K Heckler & Koch
$69.95H&K HK MP5 & HK 94 Slimline Forearm - Black Used German military slimline forearm refinished and cerakote in a black finish. Modified to fit the MP5 & SP5. These are rare items only offered here at HK Parts. Each item is in good to...HKP-20274$69.95 -
HKP Enhanced Ambi Selector Set - Contoured SEF
HKP HK Parts
$74.95Ambidextrous Selector Lever Set For Contoured SEF Polymer Grip Frames Features: Billet machined enhanced left & right side selector lever set Latest HK style titanium detent, enhanced spring for positive movement between...HKP-18257$74.95 -
Sale
HKP HK VP9/VP9L Optics Plate - EPS - BLEMISHED
HKP HK Parts
Now: $29.95Was: $49.95HKP HK VP9/VP9L Optics Plate - EPS - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. These are good EPS optic plates but were engraved with the...HKP-21285-BNow: $29.95Was: $49.95 -
HKP MP5 End Cap with Sling Swivel
HKP HK Parts
$84.95HK Alloy Pistol End Cap with Sling Swivel Made from solid billet aircraft grade aluminum with the HK German sling loop and rubber heavy duty H buffer. With the alloy construction this unit will not break like the plastic end caps. Compatible...HKP-18138$84.95 -
Lazy Wolf VP Series F2 Flat Face Trigger - Red Tab
Lazy Wolf
$134.95Lazy Wolf VP Series F2 Flat Face Trigger - Red Tab In a collaboration with Lazy Wolf Guns, HK Parts is offering the finest aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the best trigger ever developed after...HKP-19290$134.95 -
Sale
Sig Sauer SIG P320 21-Round 9mm Magazine
Sig Sauer
Now: $39.95Was: $49.99Sig Sauer SIG P320 21-Round 9mm Magazine Compatible With: Sig Sauer P320 M17 full size pistol Features: 9mm luger caliber 21 rounds magazine capacity Black steel body Coyote tan floorplateHKP-20219Now: $39.95Was: $49.99 -
Out Of Stock
Beta C-Mag 100 Round MP5/MP5K/SP5/SP5K 9mm Drum Magazine
Beta C-Mag
$0.00100 Round Beta C-Mag For HK MP5, MP5K 9mm Weapon System This part is the top-of-the-line package from the Beta Company and the only 100-round drums available for the MP5, HK94, or clones. Each combo unit includes the clear backed (to enable you to...HKP-00088$0.00 -
H&K Cocking Tube End Cap Spring
H&K Heckler & Koch
$4.95H&K Cocking Tube End Cap Spring Fits all German, Contract & US made cocking tube end caps. A great spare to have on hand as this part can become worn and be lost. The cocking tube end cap spring applies pressure to the cocking tube end cap/dust...HKP-17980$4.95 -
H&K MP5 & 93/53/33 (9mm & 5.56/.223) SEF Navy Style Polymer Housing - Push Pin
H&K Heckler & Koch
$129.95H&K MP5 & 93/53/33 (9mm & 5.56/.223) SEF Navy Style Polymer Housing - Push Pin Upgrade your older SEF contoured trigger pack with this Navy Style polymer housing, designed to enhance the look and feel of your HK firearm. Specifications: Push...HKP-02462$129.95 -
H&K UMP (.40 S&W/.45 ACP/9mm) Paddle Mag Release
H&K Heckler & Koch
$16.95UMP Paddle Magazine Release This is a common repair and replacement part as they are easy to break on the UMP lower. Simple and easy to install with no gunsmith needed or required. Compatible With: UMP .45 UMP .40 UMP 9mm Please Note: This...HKP-00810$16.95 -
Out Of Stock
HKP 2 Point Leather Sling - OD Green
HKP HK Parts
$49.95HKP 2 Point Leather Sling - OD Green These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German artisan. Made in the USA from quality leather and...HKP-20164$49.95 -
Out Of Stock
HKP HK USP Red Dot Pistol Mount - Black
HKP HK Parts
$49.95HKP HK USP Red Dot Pistol Mount - Black Red Dot mounting plate to allow the use of a Burris Fast Fire, Docter, Vortex Venom or other similar specs Red Dot Sights. Compatible With: HK Full Size - USP 9mm HK Full Size - USP .40 HK Full Size - USP .45 (Not...HKP-18898$49.95 -
JMAC Customs Metric Face Mount Shims
JMAC Customs
$9.95JMac Customs Metric Face Mount Shims Custom shims for JMac muzzle devices. This kit includes varying thickness shims to "time" your muzzle device to your desired orientation. These shims are specifically made for JMac 14F, 15F, 24F and 26F muzzle devices...HKP-21446$9.95 -
Out Of Stock
RCM HK P30 9mm Barrel - Threaded 1/2x28 RH
RCM
$249.95RCM HK P30 9mm Barrel - Threaded 1/2x28 RH Each barrel is finely and painstakingly made from ordnance grade steel, heat treated and finished inside and out in the ultra- desirable nitride finish. This is the finest threaded replacement barrel available...HKP-20824$249.95 -
Vertical Grip With LED Light & Quick Detach Mount
UTG
$89.95UTG Vertical Grip With LED Light & Quick Detach Mount Features: UTG combat aluminum foregrip with integral LED flashlight Cree Q5 LED diodes Integrated reflector and light bulb to provide instant spot focus for clear object...HKP-13184$89.95 -
Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing
FA Franklin Armory / HKP
$1,449.95 - $1,499.95Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing Our latest and greatest binary trigger group was delivered with a factory HK German housing professionally engraved and painted with a 2-round burst pictograph to...HKP-21114-M$1,449.95 - $1,499.95 -
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 -
H&K 91/G3 (7.62x51/.308) Complete F/A Bolt Group - Used
H&K Heckler & Koch
$349.95HK Factory German G3, 91, PTR F/A Bolt Group - Complete Used Everything you need as a spare or a direct replacement of your existing bolt group. This bolt group is a direct replacement of all HK G3, HK91, SAR3/8, PTR-91, C91, Clones, Etc. Bolt...HKP-00356$349.95 -
H&K Full Auto Paddle Magazine Release Bushing HK German - Used
H&K Heckler & Koch
$4.95H&K Full Auto Paddle Magazine Release Bushing HK German - Used This part is for use in all 90-series H&K weapon systems. Used for installing a paddle mag release. Please Note: This is not for use on semi-auto HK builds. This part is used for...HKP-02303$4.95 -
H&K HK MR556/416 Mil-Spec Enhanced Buffer Tube
H&K Heckler & Koch
$254.95HK 416 & MR556 OTB (over the beach) Buffer Tube/Receiver Extension Each mil-spec buffer tube has built-in drainage holes in the rear of the tube and also on the bottom to maximize efficiency. Each buffer tube has ball-bearing rollers to tighten the...HKP-02716$254.95 -
H&K HK MR556/MR762/416/417 Detent Takedown Pin
H&K Heckler & Koch
$7.95HK MR556, 416, MR762, & HK 417 Takedown Detent Pin Compatible With: HK 416 HK MR556 HK MR762 HK 417HKP-02540$7.95 -
H&K HK P2000/USPC .40 S&W Rubberized Floor Plate - Black
H&K Heckler & Koch
$18.95HK P2000/USPC .40 S&W Rubberized Floor Plate - Black Newer HK German production upgraded rubberized floor plate with finger rest. The older style plates were prone to breakage when dropped, this is the latest style that HK introduced to solve this...HKP-01556$18.95 -
H&K HK P30, P30L, P30S, USPC, P2000 - 9mm Recoil Spring
H&K Heckler & Koch
$24.95Recoil Spring New HK German manufacture recoil spring for guide rod. A must-have spare part and a common consumable item. Compatible With: USP Compact 9mm P2000 9mm P30, P30L & P30S 9mm modelsHKP-01560$24.95 -
H&K MP5 4 Position Burst Trigger Group 0,1,3,F
H&K Heckler & Koch
$3,299.95H&K MP5 4 Position Burst Trigger Group 0,1,3,F MP5 4 Position Burst 0,1,3,F Trigger Group Complete - HK GermanyNew HK German factory fresh 9mm MP5 4 position burst trigger group. Each unit comes just as it comes from the factory in Germany and is...HKP-01496$3,299.95 -
HKP +10 HK P30, VP9 Magazine Extension Kit
HKP HK Parts
$64.95HKP + 10 HK P30, VP9 Magazine Extension Kit HK Parts +10 magazine extension kit adds 10 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate and highly reliable mag spring. This is an easy 2 minute...HKP-19455-M$64.95 -
HKP 12 Round HK 45C, HK USPC .45 ACP Magazine - Red
HKP HK Parts
$84.95HKP 12 Round HK 45C, HK USPC .45 ACP Magazine - Red HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit is then fully assembled as a 12 round HK45C magazine. Ideal for competitive shooters, concealed carry or...HKP-18673$84.95 -
HKP Compensator Picatinny Rail Delete Plate
HKP HK Parts
$18.95HKP Compensator Picatinny Rail Delete Plate The HK Parts compensator picatinny rail delete plate quickly replaces the picatinny rail for a no-snag, sleeker execution. This offering is not compatible with Rail Mount Compensators with ported holes located...HKP-21317-M$18.95 -
MP5, SP5 - A2 Fixed Stock-Green
Michaels Machines
$199.95MP5 A2 Fixed Stock - USA - OD GREEN Each stock counts as one US made 922r compliant part. Simply the best US made MP5 stock featuring a rubberized backplate that reduces felt recoil as well as carrier abuse. Ideal for use with +P ammunition or MP5 40/10...HKP-18804$199.95 -
Out Of Stock
RCM HK USP 9mm Tactical Barrel - Threaded 1/2x28
RCM
$249.95RCM HK USP 9mm Tactical Barrel - Threaded 1/2x28 Each barrel is finely and painstakingly made from ordnance grade steel, heat treated and finished inside and out in the ultra-desirable nitride finish. This is the finest replacement barrel available for...HKP-16705$249.95 -
Out Of Stock
Tac Latch - PTR Spec
$69.95Tac Latch (latest Generation) PTR Spec - PTR .308 Firearms The new updated style of Tac latch is made specifically for the PTR 91 .308 receiver and will require very little modification to the firearm for installation. A major overhaul of the existing...HKP-17611$69.95 -
Timney Triggers HK91 .308 2-Stage Trigger
Timney Triggers
$439.95Timney Trigger for - HK91, PTR 91 The Timney HK91 trigger is factory-set with a two pound first stage and a two pound second stage that elevates the platform so the shooter can achieve the utmost in accuracy.This fffering comes complete with a...HKP-20508$439.95 -
Out Of Stock
XS Sight Systems Trituim Front Night Sight 90 Series Standard Dot
XS Sight Systems
$79.95XS Sights Tritium Night Sight - Standard Dot Standard Dot front sights use a patent-pending glow dot that absorbs light and glows in low light levels before it is dark enough to see the tritium. Green is a great option for low light and has a very...HKP-19602$79.95 -
B&T 30 Round BT TP9, BT MP9, BT APC 9mm Magazine - Translucent
B&T Brugger & Thomet
$49.95B&T TP9, MP9, P26 & APC 9mm - 30 Round Magazine New Swiss B&T manufactured 30 round magazine for the 9mm TP9, MP9 & APC 9mm Compatible With: TP9 MP9 P26 KH9HKP-17304$49.95 -
Comp-Tac HK 45/Tactical/P30L International RH Holster - Black
Comp-Tac
$84.95HK45 , HK45 Tactical & P30L International Holster - Right Hand The International is an outside the waistband holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00 this holsters is perfect for...HKP-17482$84.95 -
H&K 10 Round HK USP .45 ACP Extended Floor Plate - Black
H&K Heckler & Koch
$12.95H&K 10 Round HK USP .45 ACP Extended Floor Plate - Black This is a great part to stock up on as the 10-round tabs are known for breakage, or if you have large hands, the extended floorplate is a must-have upgrade. Compatible With: HK USP .45...HKP-01281$12.95 -
H&K HK MR556/416 Slim Line Stock - Black
H&K Heckler & Koch
$249.95HK 416A5, HK 416, MR556 Slim Line Retractable Stock New from HK Germany the slim line retractable stock fits all commercial & milspec AR-15/M16 buffer tubes. Marked with the HK logo and issued on specialized HK 416, MR556 rifles. Compatible...HKP-16244$249.95 -
H&K MP5 9mm Flash Hider - 3-Lug
H&K Heckler & Koch
$164.95H&K MP5 9mm Flash Hider - 3-Lug This part attaches to the end of any factory specification 9mm 3-lugged barrel. This flash hider does not require the use of threads as it attaches to the 3-lug tip, this is also a great addition for any of the 3-lug...HKP-00082$164.95 -
H&K UMP (.45 ACP) Magazine Locking Plate
H&K Heckler & Koch
$9.95H&K UMP (.45 ACP) Magazine Locking PlateHKP-16338$9.95 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Lower Axle
H&K Heckler & Koch
$9.95HK UMP & USC Lower Axle - German 3 X lower axle pins are used for each trigger group or lower all pins are the same size, except the mag release axle on the USC model.HKP-01893$9.95 -
HKP 30 Round HK 416/COLT M4 .22 Magazine Spring
HKP HK Parts
$3.95HK 416 & Colt .22 30 Round Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. Compatible With All 30 Round .22 Mags For: HK 416 Colt M4 G36HKP-14409$3.95