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 Mark 23/SOCOM Firing Pin
H&K Heckler & Koch
$49.95New HK German Mark 23 Firing Pin A great item to have on hand as these are a common wear item.HKP-01670$49.95 -
H&K HK MR556/MR762/416 Sniper PSG1 Style Grip - RAL 8K
H&K Heckler & Koch
$249.95H&K 416/417 & MR556/762 PSG1 Style Sniper Grip - RAL 8000 HK German PSG1 style sniper factory. Each grip will fit all AR-15/M-16 lower receivers as well. Superior fit & feel to any other grip on the market. HK has hit a home run with their...HKP-17693$249.95 -
H&K HK MR556/MR762/416/417 Bridge
H&K Heckler & Koch
$16.95HK German Bridge For HK416, HK417, MR556, & MR762 LowersHKP-02676$16.95 -
H&K HK MR762 Magazine Catch
H&K Heckler & Koch
$49.95HK MR762, HK 417 Magazine Catch This is the actual mag catch for the MR762 and HK 417 family of firearms. A great spare to have on hand.HKP-16681$49.95 -
H&K HK MR762/417/G28 Receiver End Plate
H&K Heckler & Koch
$24.95HK MR762, G28 & HK 417 End Plate or locking plate for Receiver New HK German factory. Compatible With: HK MR762 HK 417 HK G28HKP-16610$24.95 -
H&K HK P Series Catch
H&K Heckler & Koch
$23.95HK P Series Catch Compatible With: HK P30 HK P30L HK P30SK HK P2000 HK P2000SKHKP-01796$23.95 -
H&K HK P30 Series Right Grip Shell - Large - Black
H&K Heckler & Koch
$19.95HK P30, P30L, & P30S Left Grip Shell - Large Perfect for those who have slightly larger hands. Compatible With: HK P30 HK P30L HK P30SHKP-01576$19.95 -
H&K HK P30SK/P2000SK 9mm Barrel
H&K Heckler & Koch
$239.95P2000SK & P30SK 9mm Barrel Brand new factory HK German barrel. Compatible With: P2000 SK P30 SKHKP-01558$239.95 -
H&K HK USP Hammer Rebound Spring
H&K Heckler & Koch
$7.95H&K HK USP Hammer Rebound Spring For use on DAO only NOT LEM hammers for the following pistols. Compatible With: HK USP 9mm HK USP .40 S&W HK USP .45 ACP HK USP Compact 9mm HK USP Compact .40 S&W HK USP Compact .357 SIG HK USP Compact .45...HKP-16678$7.95 -
H&K HK USP Lanyard Loop Insert Pin
H&K Heckler & Koch
$19.95HK USP Lanyard Loop Insert Pin Compatible With: HK USP 9mm HK USP 40 HK USP 45HKP-01930$19.95 -
H&K MIL-SPEC 416 OTB Buffer Tube & HK E1 Stock Combo
H&K Heckler & Koch
$469.95HK 416 OTB E1 Stock & Buffer Tube ComboGenuine HK 416 E1 Stock with the new style marine environment "over the beach" buffer tube. Buffer tube has ball bearing rollers to tighten the stock when locked in position, and helps smooth the sliding action...HKP-20104$469.95 -
H&K MP5 9mm Grenade Launcher Attachment - 3-Lug
H&K Heckler & Koch
$149.95H&K MP5 9mm Grenade Launcher Attachment - 3-Lug This is a rare part and hard to come by. Perfect for MP5 9mm series. Specifications: 3-Lug Compatible With: HK MP5/MP5K HK SP5/SP5K HK 94HKP-16975$149.95 -
Out Of Stock
H&K MP5K 9mm SEF Contoured Trigger Group - Push Pin - F/A
H&K Heckler & Koch
$0.00HK German MP5K SEF Trigger Group SEF Marked. The trigger housing has contoured finger grooves for ultimate comfort. This is a factory push pin full-auto trigger pack assembly setup for 9mm MP5K or PDW sub guns. Assembled from a factory German HK using a...HKP-01513$0.00 -
Out Of Stock
H&K Trigger Pack Ejector Lever Axle
H&K Heckler & Koch
$0.00HK German ejector lever axle pin for all HK trigger packsThis is the factory correct axle pin that holds the ejector lever in place in the trigger pack. Fits all SEF & Ambidextrous style HK trigger packs regardless of caliber. Each is current...HKP-01091$0.00 -
H&K UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Notched Disk - Safe/Semi
H&K Heckler & Koch
$14.95HK Ratched Wheel, Notched Disk G36, SL8 0,1 (Safe & Fire) Only Compatible With: 0,1 or S,F only: HK UMP HK USC HK G36 HK SL8HKP-16361$14.95 -
H&K USC (.45 ACP) 10 Round Factory Magazine Spring
H&K Heckler & Koch
$8.95H&K USC (.45 ACP) 10 Round Factory Magazine Spring Compatible With: HK USC 10 Round magazinesHKP-15284$8.95 -
Hi-Viz HK VP/P30/45 Fiber Optic Front & Rear Sight Set - Red/Green
Hi-Viz
$99.95HiViz HK Front & Rear Fiber Optic Set - RED, GREEN & Black The new LITEWAVE sight system includes 3 sets of fiber optic sight options. The lightwave technology allows the shooter to change the light pipe color at will to each person's style,...HKP-16260$99.95 -
HK P2000 .40 to .357 Conversion Barrel
$239.95HK P2000 .40 to .357 Conversion Barrel This is a great spare or replacement barrel to have on hand. Also, a popular barrel to convert the P2000 .40 to .357.HKP-20580$239.95 -
HK USPC/45C/P2000/P2000SK Trigger - Black
H&K Heckler & Koch
$29.95HK USPC, 45C, P2000, & P2000SK Trigger - Black New HK manufactured. Compatible With: HK45 Compact, HK45CT HK USP Compact 9mm, .40 & .45, HK USPCT HK P2000 HK P2000SKHKP-02603$29.95 -
HK45 .45 ACP Thread Protector - Threaded .578x28 RH
USA
$24.95HK45 .45 ACP Thread Protector - Threaded .578x28 RH Made in the USA, HK45 .45 ACP thread protector, for full size & compact barrels with a 578x28 RH. A must have item to protect your threaded barrels, exposed threads, and your pistol. Made from...HKP-19891$24.95 -
HKP +4 HK 45C, USPC .45 ACP Magazine Extension - Red
HKP HK Parts
$54.95HKP +4 HK 45C, USPC .45 ACP Magazine Extension - 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,...HKP-18671$54.95 -
Out Of Stock
HKP .45 ACP Thread Protector - Threaded .578x28 RH
HKP HK Parts
$14.95HKP .45 ACP Thread Protector - Threaded .578x28 RH The new US-made .45 ACP tactical thread protector, the cap fits all HK45 full size & compact barrels threaded .578x28 RH thread. A must-have item to protect your threaded barrels, exposed threads...HKP-17623$14.95 -
Sale
HKP 30mm Barrel Mounted Dual Picatinny Rail
HKP HK Parts
Now: $4.95Was: $14.9530mm Barrel Mount, Dual Picatinny Rail Features: Mounts directly to the barrel 4 screws supplied for a secure fit Double sided Picatinny rail for vertical or horizontal mountingHKP-16674Now: $4.95Was: $14.95 -
HKP 9mm Titanium Flash Hider - 3-Lug
HKP HK Parts
$134.95HKP/H&K MP5/SP5 9mm Titanium 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...HKP-18853$134.95 -
HKP Leather Key Chain - Red MP5
HKP HK Parts
$14.95HK Parts - Leather Key Chain - Red MP5 Now offering these high quality, handmade German artisan leather keychains. Be sure to check out our other color options.HKP-20655$14.95 -
HKP MP5 40/10 30 Round Magazine Body
HKP HK Parts
$29.95HKP MP5 40/10 30 Round Magazine Body New US Made MP5 40/10 30 Round Magazine Housing Body. Each magazine body comes black in color. Each body counts as one US made compliant part and is a great item to have on hand to replace other junk mag bodies or...HKP-16508$29.95 -
HKP Pistol Rug Case - FDE
HKP HK Parts
$19.95HKP Pistol Rug - FDE Keep your handgun safe with the HK Parts pistol rug. This heavy duty pistol case will accommodate one pistol and up to 5 magazines. Features: Measures 8x13" closed and 13x17" openHKP-21012$19.95 -
Sale
HKP Single Point Leather Sling - Red
HKP HK Parts
Now: $29.95Was: $49.95Single Point Leather Sling - Red 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 German artisan...HKP-20160Now: $29.95Was: $49.95 -
HKP/H&K UMP .45 ACP Barrel - Threaded 16x1 LH
HKP HK Parts
$369.95HKP/H&K UMP .45 ACP Barrel - Threaded 16x1 LH This new 16.5" threaded barrel is designed for UMP or Omega firearms, with precise 16x1 LH threading. Ideal for those looking to upgrade or replace their barrel. Specifications: Overall Length 16...HKP-19395$369.95 -
Out Of Stock
Lazy Wolf VP Series F3 Full Flat Face Trigger - Gold Tab
Lazy Wolf
$134.95Lazy Wolf VP Series F3 Full Flat Face Trigger - Gold Tab In a collaboration with Lazy Wolf Guns, HK Parts is offering outstanding aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever...HKP-19809$134.95 -
Meprolight HK P2000/P2000SK Tru-Dot Front Night Sight - Green
Meprolight
$44.95Meprolight HK P2000/P2000SK Tru-Dot Front Night Sight - Green Features: Unequaled low light performance Brightest night sights available today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12 years usable illumination...HKP-16587$44.95 -
Midwest Industries B&T APC Brace, Stock Adapter
$69.95Midwest Industries B&T APC Brace, Stock Adapter Features: Made in the USA Easy installation Adds section of picatinny rail to back of receiver for stocks, arm braces, and sling adapters Constructed of 6061 aluminum hardcoat...HKP-19673$69.95 -
MKE V51 VFI Retractable Stock
MKE
$549.95MKE V51 A3 Retractable Stock: Factory new MKE stock professionally converted to fit Vector V51 rifles and pistols. This V51 stock was modified with a heavy profile collapsing rod insert heat treated for longevity. The correct collapsing length on...HKP-21469$549.95 -
MM HK 21 (7.62x51/.308) Factory Style T- Rail Set
Michaels Machines
$275.00Michael's Machines HK 21 (7.62x51/.308) Factory Style T-Rail Set HK21 US-made rails for all HK21 builds. This is similar to the rails above, only prepped/cut for the HK21 feed mechanism.HKP-00823$275.00 -
Outers Barrel .308/7.62 Bore Cleaner
$7.95Outers Barrel .308/7.62 Bore Cleaner Offered by the makers of BoreSnake. Features: Fast, quality bore cleaning system Size stamped on brass weight Washable Make your day shooting end easily with the Outers Barrel badger Bore Cleaner. With a few...HKP-19921$7.95 -
Picatinny to Harris Bipod Adapter
$34.95Harris Bipod Adapter This mounts to any Picatinny rail and proves a stable platform to add a Harris bipod or other similar-style bipod. This will fit any Picatinny spec rail or rail system. Made in the US out of aircraft-grade aluminum and steel.HKP-00909$34.95 -
RCM HK93 Trunnion
RCM
$64.95RCM HK93 Trunnion Made to exact factory HK specifications for the HK93, HK33 type builds. These are the best trunnions of their kind on the market. Machined to HK spec making the install painless and hassle free. The way a custom HK build it should...HKP-20807$64.95 -
RCM MP5 40/10 High Impulse Locking Piece #25
RCM
$44.95MP5 40 & MP5 10mm High Impulse Locking Piece Marked #25 Made in the US from an enhanced material and heat treated to factory specifications. Each US-made MP5 40/10 60-Degree Locking Piece is used for high-impulse ammo commonly found in...HKP-15149$44.95 -
Shield Sights HK VP9 Mini Sight 2.0 and Mount - 8MOA - Glass Lens
Shield Sights, HKP HK Parts
$329.95Shield Sights Mini Sight 2.0 and Optic Plate Bundle Includes: Shield Mini Sight 2.0, 8MOA, Glass Lens VP9 Aluminum Optic Plate ***All three of our Shield Sight offerings are reflex style red dot sights. They differ in lens material (glass vs...HKP-20572$329.95 -
Out Of Stock
Solar Tactical HK MP5/93/91 Kydex Grip Wrap - Black
Solar Tactical
$79.95Solar Tactical HK MP5/93/91 Kydex Grip Wrap - Black Featureless Kydex grip wrap for use with detachable magazines. Prevents a wrap around style pistol grip. Allows the use of the factory magazine release and detachable magazines over 10 rounds. Preban...HKP-18916$79.95