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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HKP/H&K MP5/MP5K 9mm Muzzle Brake - 3-Lug
HKP HK Parts
$109.95HKP/H&K MP5/MP5K 9mm Muzzle Brake - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This muzzle brake doesn't require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels...HKP-20323$109.95 -
HKP Ambi Housing Franklin Armory Binary Selector Set
HKP HK Parts
$79.95Aluminum HK Selector Lever Set for BFSIII HK Binary Trigger Pack - Ambi pictogram housings Our new Aluminum Selector Lever Set was modeled after the HK Ambi Style Selector Lever. Designed to work flawlessly with Franklin Armory Trigger Pack...HKP-19816$79.95 -
HKP HK 21 (7.62x51/.308) Extended Style Cocking Handle
HKP HK Parts
$69.95HK Extended Cocking Handle - HK21 Rubberized extended cocking handles for the older style HK21 firearms. This extended cocking handle makes a HUGE difference when trying to charge the HK21 firearm, as it has increased spring pressure and can be a pain to...HKP-00363$69.95 -
Comp-Tac HK P30 International Comp Carry Holster
Comp-Tac
$79.95Comp-Tac HK P30 International Comp Carry Holster This 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 installed. Manufactured by the best holster company...HKP-20018-M$79.95 -
H&K 10 Round HK 45 Magazine Floorplate
H&K Heckler & Koch
$9.9510 Round HK 45 Magazine Floorplate This is HK's Newest .45 ACP caliber pistol. Compatible With: HK45 Pistol Please Note: NOT for use on the USP .45 magazines.HKP-02476$9.95 -
HKP HK VP9, HK VP40 Competition Magwell Extension - Black
HKP HK Parts
$74.95HKP HK VP9, HK VP40 Competition Magwell Extension - Black The HK Parts manufactured Competition VP9//VP40 extended flared magwell is CNC machined in the USA from billet aircraft grade aluminum that is hard coat anodized & Teflon coated for maximum...HKP-17756$74.95 -
H&K HK P30 Series Left Slide Release Shorty - Black
H&K Heckler & Koch
$64.95HK P30 Series Left Slide Release Shorty - Black This is the left side of the frame shorter slide release lever for the HK P30, P30L & P30SK version models. This shorter slide release lever is also the standard lever found on the P30S & P30SK...HKP-02486$64.95 -
H&K Roller Retainer Plate For Rollers
H&K Heckler & Koch
$25.95New HK German Roller Retainer Plate For Rollers This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with use and age of the service weapon. Compatible With: MP5, 94 MP5K, SP89 HKG3, 91,...HKP-00065$25.95 -
HKP HK MP5 .22 Bench Mat
HKP HK Parts
$24.95HK MP5 .22 Bench Mat The HK MP5 .22 bench mat is the perfect cleaning & repair mat designed specifically for your HK MP5 .22 models. Have fun and learn while you work on your favorite H&K firearm. The soft top protects your gun from scratches...HKP-17280$24.95 -
MI HK MP5K M-LOK Suppressor Handguard
MI Midwest Industries
$179.95MI HK MP5K M-LOK Suppressor Handguard The Midwest Industries M-LOK suppressor handguard is designed to fit over your suppressor for extra protection and extending mounting options. Made in the USA from 6061 aluminum for a lifetime of service...HKP-21563$179.95 -
On Sale
HKP HK P2000 Compensator
HKP HK Parts
Now: $99.95Was: $189.95HKP HK P2000 Compensator The HK Parts P2000 compensator will add a sleek and tactical look to your P2000. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and therefore allows you...HKP-20877Now: $99.95Was: $189.95 -
HKP HK UMP (.40 S&W/.45 ACP/9mm) Lower Locking Pin
HKP HK Parts
$12.95HK UMP Lower Locking Pin, Push Pin For use with all HK UMP lowers & USC to UMP conversions. Made in the USA. This is the pin that holds the lower to the receiver. Compatible With: UMP USC Conversions TBT builds Omega Other builds that...HKP-18580$12.95 -
Out Of Stock
HKP UMP Parts Kit - .45 ACP
HKP HK Parts
$999.95HKP UMP Parts Kit - .45 ACP HK Parts brings a complete UMP Parts kit that includes everything you require to complete any stripped receiver. Our new parts kits will have the highest quality parts for ultimate reliability. Guaranteed to be the most...HKP-21433$999.95 -
HKP SEF Enhanced Ambi Selector Set - Navy Style
HKP HK Parts
$76.95Ambidextrous Selector Lever Set For SEF Navy Style Polymer Grip Frames Features: Made in the USA Billet machined enhanced left & right side selector lever set Latest HK style titanium detent, enhanced spring for positive movement between...HKP-18065$76.95 -
On Sale
HKP Sig Sauer P320-XTEN Compensator
HKP HK Parts
Now: $129.95Was: $189.95HKP Sig Sauer P320 X-Ten Compensator Our P320 X-Ten compensator reduces recoil and muzzle flip. Each unit is 100% US-made and finished in durable black cerakote. Our X-Ten compensator features a Picatinny rail to mount lights/lasers. Available...HKP-21190Now: $129.95Was: $189.95 -
AC-Unity HK MP5 Fixed Stock
AC-Unity Magazines and Parts
$69.95AC-Unity HK MP5 Fixed Buttstock - Gen 2 with Removable Butt Pads The AC-Unity HK MP5 fixed buttstock delivers superior performance and comfort. Featuring soft, shock-absorbing rubber recoil pads, it effectively replaces the outdated fixed but-pad,...HKP-21640$69.95 -
On Sale
H&K 12 Round HK VP9SK/P30SK 9mm Magazine w/ Finger Rest
H&K / HK Parts
$49.00 - $69.95HK VP9SK & P30SK 9mm - 12 Round Magazine With Finger Rest This magazine has the same footprint, size, and overall length as the factory 10-round mag with pinky rest, only this offering gives you an extra two rounds. A must-have and neat upgrade for...HKP-21078-M$49.00 - $69.95 -
H&K German Roller +2 - Used - 8.02mm
H&K Heckler & Koch
$7.95H&K German Roller +2 - Used - 8.02mm Used HK standard (8.02 mm) locking roller. The proper roller size is essential for proper bolt gap. HK German Manufacture. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the...HKP-19366$7.95 -
H&K HK VP9/45/P30/P2000 Rubber Extractor Buffer
H&K Heckler & Koch
$9.95HK P Series and HK45 Rubber Extractor Buffer A must-have wear and replacement part for the following HK pistols. Compatible With: HK P2000 HK P2000SK HK P30 HK P30SK HK45 HK45 Compact HK VP9 HK VP9SKHKP-01632$9.95 -
H&K Rear Sight Bearing
H&K Heckler & Koch
$1.99H&K Rear Sight Bearing Factory HK Part for all rear sight assemblies. This item is required for any HK diopter rear sight assemblies.HKP-00145$1.99 -
HKP HK MP5 / MP5K Universal Optic Mount - Black
HKP HK Parts
$119.95HKP HK MP5 / MP5K Universal Optic Mount - Black The HKP universal optic mount incorporates the VP9 optic footprint, allowing the user to install any VP9 compatible optic on their MP5 with a German or HKP VP9 optic plate. Swap optics like Trijicon,...HKP-20967$119.95 -
HKP HK MP5, SP5 Handguard - OD Green
HKP HK Parts
$39.95HKP HK MP5, SP5 Handguard - OD Green USA MP5 O.D green handguard is also known as the tropical wide forearm. Now you can further customize your MP5/ SP5 with this new color grip and, best of all, it counts as 1 U.S complaint part for the 922r. This...HKP-20593$39.95 -
PTR HK MP5 Flat Receiver w/ Weldment Set
PTR
$294.95MP5 9mm Receiver Flat With Complete Weldment & Rivet Set - PTR/LSC Several years ago PTR bought out LSC and now owns the tooling and dyes for the LSC 9mm flats. These elusive flats have been hard to find and are now available for the first time here...HKP-19509$294.95 -
On Sale
HKP HK P30 Series Extended Competition Magwell - Black
HKP HK Parts
Now: $49.95Was: $74.95HK P30, P30S & P30L Extended Magwell, Jet funnel Kit - Competition The HK Parts manufactured Competition P30 extended magwell is CNC machined in the USA from billet aircraft grade aluminum that is hard coat anodized & Teflon coated for...HKP-17979Now: $49.95Was: $74.95 -
H&K 91/G3 (7.62x51/.308) Cocking Handle - Green Rubberized - Surplus
H&K Heckler & Koch
$8.95HK German HK G3 & HK 91 Older Style HK Green Cocking Handle Used green handled German military surplus cocking handle. No longer made or offered by HK. A genuine Heckler and Koch part. Compatible With: HK 91 HK G3 PTR-91 HK 51 HK PSG-1 HK MSG-90 HK...HKP-17082$8.95 -
H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - Tungsten
H&K Heckler & Koch
$99.95New German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine - Tungsten 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...HKP-19977$99.95 -
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 -
H&K Roller Type Trip Lever
H&K Heckler & Koch
$29.95H&K Roller Type Trip Lever This is a genuine German Heckler & Koch part. This is the newer style trip lever for use with a roller sear catch, not the older friction type. Please Note: May or may not be marked with the X or XX...HKP-02466$29.95 -
H&K USP/P30/HK45 New Style Firing Pin Block
H&K Heckler & Koch
$28.95H&K USP/P30/HK45 New Style Firing Pin Block A factory Heckler and Koch part. Compatible With: HK USP 45, 40 & 9mm HK USP Tactical, Elite, Expert HK USP Compact 9mm, .40 & .45 HK USPC Tactical 9mm, .40 & .45 HK P30, P30L, P30S &...HKP-01285$28.95 -
HK MP5K M-LOK Compatible Forearm with Handstop
HKP HK Parts
$39.95MP5K - M-LOK Compatible Forearm with Handstop - USA Each forearm will fit the MP5K style platforms. Dual M-LOK mounting slots allow you to quickly mount lights, lasers, or a pressure switch. As an added bonus this item counts as a US made part toward...HKP-20819$39.95 -
B&T MP5K/SP89/SP5K 9mm Tri-Rail Handguard
B&T Brugger & Thomet
$265.00B&T MP5K/SP89/SP5K 9mm Tri-Rail Handguard B&T Tri-Rail Handguard For HK MP5K, SP89, MP5K-N, MP5K-PDW Compatible With: All MP5K, SP5K, SP89 Specifications: Color: Black Height max: 48.4 mm Length max: 86 mm Length of right rail: 82 mm Length of...HKP-16889$265.00 -
Out Of Stock
Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Luminescent Green
Blitzkrieg Components
$87.95Blitzkrieg HK MP5 Spike Front Sight Gen 2 - Luminescent Green The Blitzkrieg Gen 2 HK-style front sight is engineered to deliver a precise and visible aiming point, enhancing target acquisition and accuracy. This model features a spike-tipped post and a...HKP-21097$87.95 -
H&K 91/93/33/53/G3 (5.56/.223) & (7.62x51/.308) Rear Stock Buffer With All Mounting Hardware
H&K Heckler & Koch
$24.95German HK G3, 91 & PTR91 Complete Rear Stock Buffer Assembly Each unit comes with all of the mounting hardware for installing the G3 buffer to your backplate assembly. Also fits the HK93, 33, and 53 fixed stocks as well (use the same buffer).HKP-00362$24.95 -
H&K HK P2000SK Extended Floor Plate - Black
H&K Heckler & Koch
$21.95HK German P2000 SK Magazine Floor Plate - Extended P2000SK extended magazine floor plate fits all P2000 SK magazines. The perfect floorplate if you want a place for your pinky when grasping the firearm. Compatible With: P2000 SK P30SK (with slight...HKP-17399$21.95 -
HKP HK UMP .45 - Magazine Compliance Kit
HKP HK Parts
$19.95US-Made UMP .45 Compliant Magazine Kit For All UMP .45 Magazines This kit is a drop-in replacement set that will give you two US-compliant parts towards 922r compliance. Made from high-impact polymer, just like the factory HK parts. The US parts kit...HKP-01167$19.95 -
HKP Single Point Sling - OD Green
HKP HK Parts
$29.95HKP Single Point Sling - OD Green This high-quality sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point HK sling. Features: Super thick all OD Green heavy-duty Cordura nylon to withstand years of...HKP-09057$29.95 -
H&K HK VP9/VP9SK, HK VP40 Spring Pin, Dowel Pin For Locking Block
H&K Heckler & Koch
$10.95H&K HK VP9/VP9SK, HK VP40 Spring Pin, Dowel Pin For Locking Block HK German manufacture. A special spring pin that has an internal spring for support. A must have item as this roll pin can become damaged with install and removal. Compatible...HKP-16790$10.95 -
SB Tactical MP5 & SP5 Folding Brace - Skeletonized
SB Tactical
$149.95SB Tactical MP5 & SP5 Folding Brace - Skeletonized Features: Each brace comes assembled ready to install no assembly required Made in the USA B&T inspired design & styling QD Sling Attachment Fully adjustable nylon stabilizing strap 10.5" in...HKP-21397$149.95 -
HKP 9mm Enhanced Texas Style Thread Protector - Threaded 13.5x1 LH
HKP HK Parts
$19.95HKP 9mm Enhanced Texas Style Thread Protector - Threaded 13.5x1 LH This enhanced thread protector, made from stainless steel in a 13.5x1 LH thread, is designed to fit over and protect the crown of any threaded barrel. Its unique design offers added...HKP-17978$19.95 -
HKP 9mm Flash Hider - 3-Lug
HKP HK Parts
$99.95HKP 9mm 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 spec...HKP-20170$99.95