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 VP9 Match OR Slide Conversion
H&K Heckler & Koch
$549.00Slide Conversion VP9 Match OR - Complete Elevated Sights The VP9 match optics-ready kit quickly and easily converts a standard VP9 or VP9-B to a competition-ready match optics-ready model. No additional parts or tools are needed for assembly. Just swap...HKP-21096$549.00 -
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 -
H&K UMP/USC (.40 S&W/.45 ACP/9mm) Recoil Buffer
H&K Heckler & Koch
$20.95HK German USC & UMP Recoil Buffer Replaceable spare lower housing or buffer for buffer housings. This is a high wear and replacement item and a must-have for spare parts. Compatible With: HK USC .45 HK UMP modelsHKP-00594$20.95 -
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 -
HKP 9mm A2 Style Flash Hider - 3-Lug
HKP HK Parts
$99.95HKP 9mm A2 Style Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels found on in...HKP-19520$99.95 -
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 -
HKP Single Point Leather & Cotton Sling
HKP HK Parts
$59.95Single Point Leather & Cotton Sling Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a...HKP-21321-M$59.95 -
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 (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 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 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 -
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 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 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 -
HKP Rifle Rubber Buttpad For Wooden Stocks - Enhanced
HKP HK Parts
$29.95Butt Pad For Wooden Stocks - Enhanced Rubberized Buttpad The enhanced rubberized butt pad is a direct replacement to a standard fixed stock butt pad that can be replaced and upgraded in seconds. This buttpad provides a softer rubberized surface for...HKP-17667$29.95 -
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 -
ProMag 32 Round HK VP9 9mm Magazine - Black
Promag
$38.95ProMag - 32 Round - 9mm - VP9 - Blue Steel ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer's defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the...HKP-19371$38.95 -
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
$279.95RCM 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$279.95 -
RCM MP5, HK94, MP5K & SP89 9mm Bolt Head
RCM
$221.95HK MP5, 94, MP5K, & SP89 9mm - Complete Bolt Head Each bolt head incorporates a mixture of the finest quality US-made and factory German HK parts, making a new complete bolt head ready for use. Use this to replace out-of-spec bolt heads and worn-out...HKP-01241$221.95 -
BlackHawk Tactical/Socom Pistol Case
BlackHawk
$89.95BlackHawk Tactical/Socom Pistol Case - Black Soft and discreet gun case 10"X 13"X 2.5" with fully modular pouches and YKK zippers. It is built well for a lifetime of use. Compatible With: HK45 HK45 HK USP Mark 23 VP9 Pistols or other HK or other various...HKP-12933$89.95 -
Comp-Tac HK VP9 Tri-Mag Pouch - RH - Size 23
Comp-Tac
$82.95Tri-Mag Pouch - RH- VP9 - Size 23 The shooter's workspace is vital during a reload. Whether in competition, training or critical incident, the Comp-Tac® Tri-Mag is built to shave seconds off reload time. The clean, comfortable design is a simple way...HKP-20399$82.95 -
H&K HK USP/45/45C Detent Compression Spring
H&K Heckler & Koch
$8.95HK Slide Detent Compression Spring For All HK USP & HK45, HK45C Models The detent spring is needed for positive de-cocking and safety functions of the detent plate. A spare and replacement part as it is prone to breakage and wear. This is also one of...HKP-01257$8.95 -
H&K HK VP9B Push Button Mag Release Tool
H&K Heckler & Koch
$17.99Push Button Mag Release Disassembly Tool - HK VP9-B The factory HK OEM tool used to change the left to right mag release button of the VP9-B models.HKP-19747$17.99 -
H&K HK VP9SK/P30SK/P2000SK 9mm Magazine Locking Plate
H&K Heckler & Koch
$8.95HK P2000SK, VP9SK & P30SK 9mm 10 Round Magazine Locking Plate For Magazine Works with the P2000SK, VP9SK and P30SK sub compact (SK) magazine models only. Compatible With: HK P30 SK HK P2000 SK HK VP9SKHKP-16650$8.95 -
H&K HK21 (7.62x51/.308) Recoil Spring
H&K Heckler & Koch
$79.95New HK Factory 21 Recoil SpringHKP-00238$79.95 -
H&K Standard 4 Position Burst Left Side Selector Lever
H&K Heckler & Koch
$399.95H&K Standard 4 Position Burst Left Side Selector Lever Compatible with any of the 0, 1, 3, F or 0, 1, 2, F trigger packs. Brand new HK German part. No longer available so get them while you can.HKP-00123$399.95 -
HKP SEF Skeletonized Franklin Armory Binary Aluminum Selectors
HKP HK Parts
$69.95HK Selector Lever Set for BFSIII HK Binary Trigger Pack - SEF Grip Frames - Aluminum Skeletonized Our new selector lever set was modeled after the HK style selector lever for the Franklin Armory trigger packs. With our new skeletonized selector...HKP-20526$69.95 -
Meprolight HK P2000/P2000SK Tru-Dot Night Sight Set - Green
Meprolight
$99.99Meprolight HK P2000/P2000SK Tru-Dot Night Sight Set - Green Features: Unequaled Light Performance Brightest Night Sights Available Today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12-year usable illumination warranty to...HKP-01904$99.99 -
PTR Universal Windage Adjustment Knob For Rear Sight
PTR
$9.95HK 90 Series Hand Windage Adjustment Knob For Rear Sights Steel windage screw that allows you to adjust the windage for the rear sights with a quick and easy adjustment without the use of a screwdriver as found on the factory rear sight screws. Perfect...HKP-01444$9.95 -
Out Of Stock
RCM HK P30SK & P2000SK 9mm Barrel - Threaded 13.5x1 LH
RCM
$249.95RCM HK P30SK & P2000SK 9mm Barrel - Threaded 13.5x1 LH Each HK P2000SK & P30SK tactical barrel is finely and painstakingly made from ordnance grade steel, heat-treated, and finished inside and out in the ultra-desirable nitride finish...HKP-19307$249.95 -
Out Of Stock
B&T HK 91/G3 (7.62x51/.308) Low Profile Mount - Extended
B&T Brugger & Thomet
$199.95B&T Mounting Rail Low Profile Mount for HK G3, Long Extended Version Low profile rail that allows the use of iron sights while installed. Specifications: Color: Black Height max: 30.7 mm Length max: 220 mm Material: Aluminum NATO Accessory Rails:...HKP-16873$199.95 -
H&K HK G36, HK SL8 Ambidextrous Sling Pin
H&K Heckler & Koch
$49.95HK German G36/SL8 Ambidextrous Sling Pin This part replaces all of the HK SL8 or G36 push pins with a loop for the sling. This can be moved to attach a sling on either the left or right sides with ease.HKP-00619$49.95 -
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 -
HKP 17 Round HK USP .45/Mark 23 Enhanced Magazine
HKP HK Parts
$113.95HKP 17 Round HK USP .45/Mark 23 Enhanced Magazine - Black Our 17 round magazine starts life as a factory HK 12 round magazine then gets a capacity bump with our +5 mag extension. Compatible With: HK USP .45 HK Mark 23HKP-21459-M$113.95 -
HKP HK VP9L MOD 1 Compensator - Black
HKP HK Parts
$189.95HK Parts MOD 1 Compensator: H&K VP9L The HK Parts MOD 1 compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil, getting you back on target quicker. Each MOD 1 comp includes...HKP-21434$189.95 -
HKP MP5K/SP89/SP5K 9mm Cocking Tube
HKP HK Parts
$84.95MP5K, SP89, MP5K-N, MP5K-PDW Cocking Tube - USA This part is built to exact HK German specifications. The only MP5K cocking tube on the market that is a duplicate from factory HK German prints and specs. Compatible With: HK MP5K, SP89,...HKP-01838$84.95 -
Sale
Sig Sauer MPX Gen 2 20-Round 9mm Magazine - Translucent
Sig Sauer
Now: $49.95Was: $67.99Sig Sauer MPX Gen 2 20-Round 9mm Magazine - Translucent Compatible With: SIG MPX Gen 2 Note: SIG SAUER Gen 1 MPX magazines are only compatible with Gen 1 MPX firearms. Using Gen 1 magazines in a Gen 2 MPX could result in cycling issues.hkp-18026Now: $49.95Was: $67.99 -
Zenith 30 Round HK MP5 Magazine
Zenith
$64.95Zenith 30 Round HK MP5 Magazine Features: Cerakote finish - Many colors to choose from All steel construction Round count indicator holes on the rear of the magazine Stainless steel follower Reinforced feed lips High-tensile compression...HKP-20832-M$64.95