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, 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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Out Of Stock
HK 416, MR556 & MR762 Battle Grip With Storage - Black
$49.95HK 416-A5, MR556-A5 & MR762, HK 417 Battle Grip With Storage Compartment - BlackV7 New HK German V7 factory battle grip with a storage compartment in the bottom of the grip. Each grip will fit all AR-15/M-16 Lower Receivers As Well. Superior fit...HKP-17678$49.95 -
HKP MP5 & MP5K 9mm Anti-Rattle Roller Tipped "Paddle" Magazine Release
HKP HK Parts
$29.47HK MP5, MP5K 9mm Anti-Rattle Roller Tipped "Paddle" Magazine ReleaseFactory German HK CORRECT latest generation Paddle mag release for all 9mm MP5, MP5K style builds. This offering is the latest generation MIM'ed paddle magazine release. Made to the...HKP-17570$29.47 -
GSG9 HK UMP Folding Stock - Black
GSG9
$99.95UMP Folding Buttstock - GSG9New UMP folding stock. This is a required part for the USC-UMP Conversion using the (stock block B). HK UMP .45 HK UMP .40 HK UMP 9mm HK USC-UMP conversionsCan also be used on B&T firearm and stock applications for a 1"...HKP-19910$99.95 -
H&K 20 Round HK VP9 Magazine - Red Follower
H&K Heckler & Koch
$49.95H&K 20 Round HK VP9 Magazine - Red Follower New HK German Manufactured & Factory Fresh Production. Each factory HK magazine holds 20 rounds for use in all VP9, P30, P30L, P30S 9mm Models. Each magazine is marked with the factory 20 round witness...HKP-20861$49.95 -
H&K UMP (.45 ACP) 25 Round Magazine Spring
H&K Heckler & Koch
$9.95H&K UMP (.45 ACP) 25-Round Magazine Spring Perfect for spares and to have on hand as these are a consumable item that needs to be replaced from time to time. A must-have item if you own a USC/UMP conversion or UMP.HKP-01548$9.95 -
HKP HK Pistol Grip Parts Storage Holder
HKP HK Parts
$29.95HK Pistol Grip Parts Storage Holder - SEF & Ambidextrous Housings A must-have item for storage, it doesn't have a battery compartment to maximize storage. This HK grip plug will fit all SEF or Ambidextrous housings that have the holding tabs in the...HKP-19452$29.95 -
HKP MP5 & MP5K Barrel Thread Protector - 1/2 X 28
HKP HK Parts
$14.95New US made 1/2 X 28 thread protector designed for HK MP5, MP5K 3-lug & threaded barrel applications. This is the ideal thread protector for use on MP5, MP5-N & MP5K-N style 3-lug and threaded barrel types. This is the factory correct...HKP-16883$14.95 -
H&K 90 Series Sear & Trigger Axle
H&K Heckler & Koch
$1.99HK Sear & Trigger Axle For 90 Series- Used Surplus ConditionHK German used sear and trigger axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .197 inches (5.0mm). A great spare and must have spare part for anyone...HKP-15459$1.99 -
H&K MP5 & HK94 Firing Pin Spring
H&K Heckler & Koch
$9.95HK German MP5 & HK94 Firing Pin Spring Fits all of the MP5, SP5, SP5K, MP5K 9mm and 40/10 Variants including MP5, 94 clones.The firing pin is one of the most common repair and replacement items. Compatible With: MP5 SP5 SP5K MP5K 9mm & 40/10...HKP-00062$9.95 -
HKP HK VP/P30 9mm Magazine Extension Floor Plate
HKP HK Parts
$24.95HKP HK VP/P30 9mm Magazine Extension Floor Plate Extended baseplate that adds about .30" in length to the bottom of the magazine and replaces the stock floor plate on the VP9/P30 & VP9SK, P30SK magazine. The extended length makes for quicker,...HKP-17631-M$24.95 -
HKP HK 45 Rail Mount Compensator - Black
HKP HK Parts
$189.95HKP HK 45 Rail Mount Compensator - Black Specifications: Length: 5 inches Height: 2 1/2 inches Weight: 5 oz. Torque: 3nM / 26 inch-lbs Crafted from aircraft-grade billet aluminum and finished in durable Cerakote. Not to be used with HK45 threaded...HKP-20569$189.95 -
18 Round HK VP40/Tactical, HK P30/L/S .40 Cal Magazine - Black
HKP HK Parts
$79.9518 Round HK VP40/Tactical, HK P30/L/S .40 Cal Magazine - Black Each mag comes fully assembled and ready for use. HK Parts take an existing 13 round mag the +5 mag extension and assembles them into a working 18 round mag. Each unit comes as a completely...HKP-18187$79.95 -
25 Round HK UMP 45 LWRC SMG 45 Magazine - FDE
USA
$49.9525 Round HK UMP 45 LWRC SMG 45 Magazine - FDE Made from advanced polymer material with steel feed lips, just like the German UMP 45 magazine, at a fraction of the cost. Compatible With: HK UMP .45 LWRC SMG .45 (This magazine is the factory OEM magazine...HKP-20367$49.95 -
Out Of Stock
B&T MP5, MP5K Low Profile Mount, Extended T1/T2
B&T Brugger & Thomet
$159.95B&T MP5, MP5K Low Profile Mount, Extended T1/T2 Works with Aimpoint T1/H1 & T/1/T2 style red dots such as the Vortex Viper, etc. Specifications: Color: Black Height max: 23.5 mm Length max: 138 mm Length of top rail: 138 mm Material:...HKP-16876$159.95 -
H&K 10 Round HK USP .45 ACP Extended Magazine w/ Pinky Rest - Black
H&K Heckler & Koch
$49.00H&K 10 Round HK USP .45 ACP Extended Magazine w/ Pinky Rest - Black Perfect for the states that require 10-round magazines or for those that compete & require a 10-round-only magazine. Compatible With: HK USP .45 HK USP Tactical .45 HK USP...HKP-00315$49.00 -
On Sale
H&K HK Black Shooter Hat - Black
H&K Heckler & Koch
Now: $8.99Was: $12.95HK Black Shooter's Hat Black cotton twill hat with red stitching and red HK logo on front. The top of the low profile six panel hat is smooth, to accommodate hearing protection. 100% Cotton Twill Six Panel Low Profile Design Adjustable Size with Velcro...HKP-13922Now: $8.99Was: $12.95 -
H&K MP5K/SP89/SP5K 9mm Shoulder Harness - Right Handed
H&K Heckler & Koch
$299.95HK MP5K, SP89 & SP5K Shoulder Rig - Right Hand HK MP5K, SP5K shoulder harness with 2X spare magazine pouch. This is the finest shoulder harness available and is the one used by the Secret Service and other operators when discretely carrying the HK...HKP-01295$299.95 -
On Sale
HKP HK 91/G3 (7.62x51/.308) Rubberized Mag Pouch - Surplus
HKP HK Parts
Now: $4.95Was: $9.95German Surplus Green Rubberized Mag Pouch Used Fits the following HK style firearms: HK G3, 91, PTR & CETME Custom HK builds & HK Clones Please note: These range in shades of green color from OD green to Jungle green. If you have a...HKP-16321Now: $4.95Was: $9.95 -
HKP HK G36/SL8 (5.56/.223) Bottom Rail - 6 inch
HKP HK Parts
$27.95G36 & HK SL8 6" Bottom Rail Fits the SL8 and G36 full-size forearms. This item is just over 6" in overall length and is made from aircraft-grade aluminum. Comes with the screws needed for installation. From the center of the screw holes, there are...HKP-00285$27.95 -
Out Of Stock
Blitzkrieg HK Chevron Front Sight Gen 2 - Orange
Blitzkrieg Components
$56.99Blitzkrieg HK Chevron Front Sight Gen 2 (Orange) The Blitzkrieg components gen 2 HK style front sight is a revolutionary approach to this iconic sighting system. It provides a stunning sight picture, rapid & precise aiming and installs in a...HKP-20454$56.99 -
Out Of Stock
H&K 91/G3 (7.62x51 / .308) Firing Pin
H&K Heckler & Koch
$19.95HK G3, HK91, PTR 762/308 Firing Pin - German HK German, new factory part made from steel. Great for spares as this is a common wear item. Compatible With: HK G3 HK91 HK PTR CETME & C308HKP-00497$19.95 -
HK Parts 9mm 13.5 X 1 Micro Comp
HKP HK Parts
$29.95HK Parts Micro Comp - 9mm - 13.5 X 1 The HK Parts Micro Comp & Thread Protector is designed to be lightweight, and 100% functional as both a compensator and thread protector. The HK Parts Micro Comp easily attaches to the end of any factory...HKP-19849$29.95 -
H&K Cocking Tube End Cap-Steel
HKP HK Parts
$14.95Cocking Tube End Cap - Steel - USA This is the finest all steel cocking tube end cap available at a price that is simply the best part for the money anywhere. Nobody offers a part of this quality at this price.Manufactured from solid billet steel and...HKP-17580$14.95 -
H&K HK P30/45/P2000 Backstrap Roll Pin
H&K Heckler & Koch
$5.95HK P30, 45, & P2000 Backstrap Roll Pin This is the commonly replaced roll pin for the rear backstrap that you can swap and change to different sizes. Great spare to have on hand when doing maintenance on your HK pistol. HK suggests...HKP-02274$5.95 -
HK MP5, HK SP5 Rear Sight Sets Complete
H&K Heckler & Koch
$79.95MP5, HK94 & SP5K Rear Sight Set Complete - US/German Each rear sight set includes the entire rear sight assembly & all the mounting hardware for the complete MP5 rear sight assembly. All parts are German HK manufacture with the exception of the...HKP-19365$79.95 -
HKP 90 Series Sear
HKP HK Parts
$47.95HK USA-Made Sear, Catch-Billeted Machined Steel Hard to find and important for keeping your HK build 922R compliant. This US-made sear counts as one US-compliant part for your rifle or build. Machined from a bar of solid ordnance grade steel, with the...HKP-00378$47.95 -
HKP MP5 Sling Clip for Magwell
HKP HK Parts
$9.95This is the factory correct sling clip that attaches to the left hand side of the magwell.Note: 3 rivets are needed to attach - sold separatelyÂHKP-18313$9.95 -
H&K Single Point Sling - Quick Detach - Black
H&K Heckler & Koch
$29.95HK Single Point Sling in Black - Quick DetachSpecifications: Composition: Thick, all black, heavy-duty Cordura nylon Style: Bungee-type design for positive retention and control Connection: HK sling hook attachment point with elastic cover Heavy duty 1...HKP-19767$29.95 -
HKP Armorer's Tool Kit
HKP HK Parts
$67.95HK Parts Armorers Puck Punch Bench Block Tool 8 Piece German Rennsteig Punch Set 20 Piece German Feeler Gauge SetHKP-18659$67.95 -
HKP SEF Style Franklin Armory Binary Aluminum Selectors
HKP HK Parts
$59.95HK Selector Lever Set for BFSIII HK Binary Trigger Pack - SEF Grip Frames - Aluminum This new Selector Lever Set was modeled after the HK Style Selector Lever for the Franklin Armory Trigger Packs. This is the best selector set for...HKP-20103$59.95 -
H&K HK VP9, HK VP40 Complete Recoil Spring Assembly
H&K Heckler & Koch
$89.95Newer style recoil spring offering that is now standard in all VP9 & VP40 models. This model has a slightly stiffer spring rate than the earlier 1st gen VP9 recoil spring models. This is the 2nd gen recoil spring offering that is...HKP-17613$89.95 -
H&K HK VP9/VP9SK, HK VP40 Trigger Return Spring
H&K Heckler & Koch
$3.95HK German stock trigger return spring. A must have spare part as the factory spring will wear with use. The TRS can also be damaged upon install if the spring tool is not used to install. Please order the trigger return spring tool if you do not have...HKP-16783$3.95 -
H&K USC (.45 ACP) 10 Round Magazine
H&K Heckler & Koch
$68.95HK German Factory 10 Round USC .45 Magazine This is the only magazine that HK offers for HK USC unless you want to upgrade to the USC-UMP style of conversions. Compatible with all HK USC Carbines.HKP-00811$68.95 -
HKP 1/2 X 28 9mm Vented Micro Comp
HKP HK Parts
$29.95HK Parts Micro Comp - Vented - 9mm - 1/2 X 28 The HK Parts Micro Comp & Thread Protector is designed to be lightweight, and 100% functional as both a compensator and thread protector. The HK Parts Micro Comp easily attaches to the end of any...HKP-19721$29.95 -
Out Of Stock
HKP Semi Shelf Weldment - Metal Grip Housing
HKP HK Parts
$14.95HK German Specification Metal Trigger Frame Weldment For Semi Trigger Packs HK weldable semi block or shelf that is welded into the metal SEF style housings when converting them from full auto to semi. This is what is used to allow them to fit on the...HKP-16657$14.95 -
H&K HK 9mm Barrel Thread Protector O-Ring - Black
H&K Heckler & Koch
$4.95HK German 9mm Barrel O-ring - Black The O-ring is a high-wear and replacement item. To save money - order 10 or more and get an additional $1 off per O-ring. Compatible With The Following Barrels That Have An O-ring Groove: HK USP 9mm HK USP Compact...HKP-00908$4.95 -
H&K HK P Series Combat Defensive Action Upgrade For LEM 4.1 Pistols
H&K Heckler & Koch
$89.95LEM V4.1 or Combat Defensive Action (CDA) LEM Upgrade KitFound on all (European CDA) variant 4.1 models. This drop in LEM upgrade kit is a great trigger upgrade that reduces the trigger pre-travel by about 5mm or 1/3 of the original trigger pre-travel...HKP-17647$89.95 -
HKP +3 HK VP9/P30 Magazine Extension - Black
HKP HK Parts
$34.95HK Parts magazine extension adds 3 additional rounds to the magazine with the simple swap of the floorplate for the extension. This is an easy 2 min swap, no gunsmithing needed. Made 100% in the USA out of hard coated aircraft grade aluminum & steel...HKP-17649$34.95 -
HKP HK VP9 Match Rail Mount Compensator
HKP HK Parts
$184.95HKP HK VP9 Match Rail Mount Compensator Crafted from aircraft-grade billet aluminum and finished in durable Cerakote. It has a sleek design that flows with the lines of the Heckler & Koch VP9 match for a seamless addition. With multiple ports at the...HKP-21081-M$184.95 -
HKP .45 ACP .578 x 28 Micro Comp
HKP HK Parts
$29.95HK Parts Micro Comp - .45 Cal - .578 x 28 The HK Parts micro comp & thread protector is designed to be lightweight, and functional as both a compensator and thread protector. The HK Parts micro comp easily attaches to the end of any factory spec (...HKP-20212$29.95