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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B&T Sling Swivel - Universal Picatinny Attachment
B&T Brugger & Thomet
$29.95B&T Sling Swivel - Universal Picatinny Attachment Designed for H&K snaphooks, mounts to any M1913 Picatinny Rail. Strong non maring silent attachment point. Specifications: Color: Black Height max: 16.3 mm Length max: 12 mm Length of...HKP-16893$29.95 -
H&K (7.62x51/.308) Cleaning Kit
H&K / HK Parts
$89.95H&K (7.62x51/.308) Cleaning Kit New Factory HK German 91, G3, PTR, or other HK .308 cleaning kit for all .308 HK's or clones. Includes: Cleaning rod for short and long barrels Adapter for cleaning tools 8-32 Patch holder Bore brush Chamber...HKP-01549$89.95 -
H&K HK MR556/416 Bolt Catch
H&K Heckler & Koch
$69.95HK MR556 & 416 Bolt Catch New HK German manufacture. Compatible With: HK 416 HK MR556HKP-02542$69.95 -
H&K HK MR762/417 Take Down Tool
H&K Heckler & Koch
$24.95HK MR762 & 417 Take Down Tool This item is used to take down the upper receiver from the lower receiver as well as tighten down the stock movement on the E1/E2 stock. Each tool will be stored in the rear of the E1/E2 stock and may come in black or...HKP-14438$24.95 -
HK G36/SL8 (5.56/.223) Factory Recoil Buffer
USA
$16.95HK G36 Or SL8 Factory Recoil Buffer A must have spare part as the buffer is prone to wear and breakage. Compatible With: All HK G36 models SL8 models ClonesHKP-18541$16.95 -
HKP 9mm Birdcage Style Flash Hider - Threaded 1/2x28
HKP HK Parts
$24.95HKP 9mm Birdcage Style Flash Hider - Threaded 1/2x28 Compatible with all 1/2x28 barrels up to 9mm in caliber for the opening of the hole diameter. Perfect for that HK build or other style firearm where you want the look and feel of the iconic HK...HKP-17627$24.95 -
Magpul HK SP5K SL Grip Module
Magpul
$219.95 - $239.95Magpul HK SP5K SL Grip Module HK Parts brings a solution for those wanting to upgrade to the Magpul SL grip. This is a perfect option for those wanting improved ergonomics and a modern aesthetic. The pictograms are hand-painted to match the factory...HKP-20945-M$219.95 - $239.95 -
MI HK MP5K Tri-Rail Handguard
MI Midwest Industries
$149.95MI HK MP5K Tri-Rail Handguard Features: Professional grade one-piece design Tri-Rail 1913 Picatinny on 3 sides for accessory attachment Simple installation, includes all tools Lightweight design Features two anti-rotation QD sling swivel...HKP-21486$149.95 -
RCM HK G3K Locking Piece #18 - 50 Degree
RCM
$49.95RCM HK G3K Locking Piece #18 - 50 Degree The #18 LP is the factory-correct locking piece for G3K style builds or other custom builds. The locking piece is the timing mechanism that a delayed roller lock firearm uses to tell...HKP-02522$49.95 -
RCM HK MP5K/N 9mm Barrel - Threaded 1/2x28 - 3-Lug
RCM
$164.95RCM HK MP5K/N 9mm Barrel - Threaded 1/2x28 - 3-Lug Machined from a cold hammer forged blank to the latest MP5KN PDW specifications, this barrel features factory-correct, updated 16 flutes in the chamber. It is 3-lugged, threaded, and designed to...HKP-19330$164.95 -
RCM HK USPC .45 ACP Barrel - Threaded .578x28 RH
RCM
$250.00RCM HK USPC .45 ACP Barrel - Threaded .578x28 RH This HK USPC .45 ACP & USPC Tactical .45 ACP threaded barrel is designed for use with various flash hiders and sound suppressors. It features the common US .578x28 right-hand threads, ensuring...HKP-17448$250.00 -
B&T BT TP9, BT MP9, BT KH9, BT P26 Folding Stock Assembly Complete - Black
B&T Brugger & Thomet
$167.45B&T BT TP9, BT MP9, BT KH9, BT P26 Folding Stock Assembly Complete New Swiss B&T manufactured Tactical Folding Stock Assembly for the TP9, MP9, KH9 & P26. Includes: Main stock assembly (BT-30234) Folding stock axle (BT-30116) Release button...HKP-17298$167.45 -
Comp-Tac HK 45 Full Size Comp Carry Holster - Right Hand
Comp-Tac
$79.95Rail Mount Compensator & Comp Weight International Holster - Right Hand - HK45 Full Size At last a custom made Comp-Tac International OWB holster for your HK pistol that allows you to have the Rail Mount Compensator, Comp Weight, or Match Weight...HKP-20585$79.95 -
H&K Ambidextrous Sling Pin O-Ring
H&K Heckler & Koch
$1.95H&K Ambidextrous Sling Pin O-Ring HK ambidextrous sling pin replacement O-ring for all ambidextrous sling pins. This item is a common wear/breakage part that does need to be replaced from time to time. This is the part that creates the + seal to keep...HKP-01090$1.95 -
H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - FDE
H&K Heckler & Koch
$99.95New German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine - FDE Heckler & Koch factory fresh magazine from this current year's production. 9mm 30 Round curved all-steel magazine stamped "Made In Germany". These are the finest...HKP-19974$99.95 -
H&K HK USP/Mark 23 .45 ACP Magazine Locking Plate
H&K Heckler & Koch
$8.95HK Magazine Locking Plate For .45 Cal - 12 Round Magazines New HK German magazine locking plate. Compatible With: HK Mark 23 12 Round HK USP .45 12 RoundHKP-01588$8.95 -
H&K Tactical Pistol Case - OD Green
H&K Heckler & Koch
$129.95H&K Tactical Pistol Case - OD Green Keep your handgun safe and secure with the HK Tactical Nylon Case. This heavy duty case will accommodate two pistols, accessories and two magazines. Includes movable, velcro-backed modular double magazine pouch,...HKP-17154$129.95 -
HKP 53 (5.56/.223) Cocking Tube
HKP HK Parts
$99.95HKP 53 (5.56/.223) Cocking Tube New cocking tube made in the US. Made to the exact HK specifications as the factory HK53 German cocking tube. This is the only factory-correct HK53 cocking tube available, as HK Germany does not offer this part separately...HKP-00197$99.95 -
HKP HK P30 Tactical Low Profile Magwell-Black
$74.95HKP HK P30 Tactical Low Profile Magwell-Black Low profile, every day carry magwell for the HK P30 pistol. The low profile mag-well is designed for the average every day P30/P30L owner. That would like the enhancements and competitive advantage a mag well...HKP-18544$74.95 -
HKP HK UMP, G36 3 Position Selector - Right
HKP HK Parts
$8.95HKP HK UMP, G36 3 Position Selector - Right HK UMP & G36 right safety selector lever for all 3 position HK UMP & G36 lowers only.HKP-20179$8.95 -
Magpul Rail Light Mount M-LOK
Magpul
$19.95Magpul Rail Light Mount M-LOK Designed for use with all M-LOK mounting surfaces, the M-LOK polymer cantilever rail/light mount allows the attachment of various MIL-STD-1913 Picatinny spec rail-mounted accessories such as lights and optics, and directly...HKP-20689$19.95 -
Magpul/HKP HK SP5K ACR Stock
Magpul
$579.95HK SP5K ACR Stock Our aircraft-grade aluminum SP5K ACR adapter is now offered in this combo stock unit. Pre-installed and ready to drop in. With this SP5K ACR combo stock you will add the capability of an adjustable cheek rest and length of pull...HKP-20826-M$579.95 -
PTR Tactical Rail - 3 Inch
PTR
$14.95PTR-91 US Made 3" Tactical Rail These will fit all of the US-made PTR-91 and PTR PDW forearms. Each rail will fit on either the left or right side or bottom of the PTR Handguards Shown Below. Up to 3 rails can be used on each forearm and can be removed...HKP-00894$14.95 -
Strike Industries M-LOK Bikini Hand Stop
Strike Industries
$13.95Bikini Hand Stop (2-pack) Strike Industries The Strike Industries Bikini Hand Stop (BHS) gives the shooter increased ergonomics and control of the weapon. The hand stop is made from durable and lightweight polymer compatible with M-LOK rails. The BHS is...HKP-20057$13.95 -
B&T MP5SD 9mm Tri- Rail Mount For Suppressor
B&T Brugger & Thomet
$158.95B&T MP5SD 9mm Tri- Rail Mount for Suppressor Can accommodate suppressors up to 1.60 inches in overall diameter. Specifications: Color: Black Diameter max: 57.5 mm Length max: 44.5 mm Length of right rail: 30 mm Length of left rail: 30 mm Length of...HKP-16880$158.95 -
H&K 2 Round HK SLB 2000 30-06 Magazine - Black
H&K Heckler & Koch
$29.95HK SLB 2000 30-06 2 Round MagHKP-16997$29.95 -
H&K 53 Factory Recoil Spring
H&K Heckler & Koch
$14.95HK German HK53 Replacement Recoil Spring This is a hard-to-find part, and it's a must-have spare part for your HK53 firearm.HKP-02228$14.95 -
H&K 90 Series Hammer - MP5/G3/93/53/33 - German - Used
H&K Heckler & Koch
$29.95Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. This hammer is the hammer that is most commonly used in semi auto trigger packs as the secondary sear catch is...HKP-21442$29.95 -
H&K 91/G3 (7.62x51/.308) Magazine Clamp
H&K Heckler & Koch
$149.95New HK German Magazine Clamp for all HK .308 Magazines New German HK G3 & HK 91 Magazine Clamp fits all HK G3 & HK 91 & PTR 91 steel or aluminum magazines. Clamps HK magazines together for tactical environments. Please Note: This part is no...HKP-00219$149.95 -
H&K HK MR556/MR762/HK416 A5 Rail Cover Set - RAL 8K
H&K Heckler & Koch
$69.95H&K HK MR556/MR762/HK416 A5 Rail Cover Set - RAL 8K Brand new Heckler & Koch HK 416 A5 Style Picatinny rail covers made of high impact HK polymer. Each rail is equipped with a quick release tab & marked with the HK logo. Compatible With: HK...HKP-17705$69.95 -
H&K HK MR762/417 Bench Mat
HKP HK Parts
$24.95HK MR762, HK 417 Bench Mat Our HK MR762, HK417 bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch MR762 & HK417 models. Have fun and learn while you work on your favorite H&K firearm. The soft top...HKP-17170$24.95 -
H&K MP5 & MP5K 9mm Anti-Rattle Roller Tipped "Paddle" Magazine Release
H&K Heckler & Koch
$64.95German HK MP5, MP5K Anti-Rattle Roller Tipped "Paddle" Magazine Release Factory German Paddle mag release for all 9mm MP5, MP5K HK builds. Our parts are made by HK in Germany and are factory-fresh production. Compatible With: MP5, 94, HK SP5 MP5K, SP89,...HKP-00117$64.95 -
HK G36, HK SL8 Side Rail Factory HK - Black
H&K Heckler & Koch
$67.95HK Factory German G36 & SL8 Side Rail With Screws Up to two side rails can be used on a G36 UMP, one for each of the sides. Made from hard coat anodized aluminum. Compatible With: SL8 full size G36 full sizeHKP-01962$67.95 -
Magpul - M-LOK AFG (Angled Fore Grip)
Magpul
$28.95Magpul - M-LOK AFG (Angled Fore Grip) The Magpul M-LOK AFG (Angled Fore Grip) is the result of research and refinements done to the original AFG and AFG-2. By integrating the direct-attach M-LOK mounting system with minimalist construction we were able...HKP-17267$28.95 -
Modular Folding Stock System - HK MP5, SP5
F5 MFG
$449.95Modular Folding Stock System - HK MP5 The telescoping, left side-folding polymer stock is fully adjustable for comb height and length of pull, making it a versatile option for the most advanced applications. Features: MP5 adapter machined from 6061...HKP-19484$449.95 -
Choate HK MP5 QD End Cap with Buffer - Black
Choate
$99.95Quick Detach Steel End Cap With Replaceable Rubber Buffer - HK MP5 With this MP5 QD end cap upgrade you will get a heavier buffer to internally protect your firearm and keep your bolt carrier in tip top condition for years to come. Machined aircraft...HKP-20118$99.95 -
H&K 45 .45 ACP Tactical Barrel - Threaded 16x1 LH
HKP HK Parts
$339.95H&K 45 .45 ACP Tactical Barrel - Threaded 16x1 LH New HK45 German factory cold hammer forged threaded barrel for use with flash hiders or sound suppressors. This is a drop-in barrel for any of the HK45 full-size pistols. No gunsmith is required as...HKP-01207$339.95 -
H&K 91/G3 (7.62x51/.308) Stock Set w/ Backplate - OD Green - Hand Picked
H&K Heckler & Koch
$84.95Original G3, 91, PTR German Army Used Surplus O.D. Green Stock Set - Complete Factory HK German Production. Each stock set is used but in perfect working order. Each set was hand picked and the best sets we have in stock. Includes: Slimline...HKP-18237$84.95 -
H&K Leather Sling - Used
H&K Heckler & Koch
$49.95Original Surplus German HK Leather 2 point sling Comes with HK sling hook. Pulled from German military G3 rifles. Complete and in excellent shape overall. Made with leather straps and steel hardware and HK sling hook. Compatible With: HK91 G3 ...HKP-16316$49.95 -
HKP MP5K/SP89/SP5K 9mm End Cap - HK Style
HKP HK Parts
$64.95HKP MP5K/SP89/SP5K 9mm End Cap - HK Style This end cap is an identical reproduction of the factory end cap and features the original HK style buffer. Compatible With: MP5K SP5K SP89 In spec. clones and custom buildsHKP-16135$64.95