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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H&K MP5/SP5/MP5K/SP5K 9mm Extractor Spring
H&K Heckler & Koch
$9.95H&K MP5, SP5, MP5K, & SP5K 9mm Extractor Spring This extractor spring will fit all of the 9mm HK variants including clones. This part is German HK factory manufactured and made to the tightest of specifications and tolerances and will provide a...HKP-00055$9.95 -
FMP MP5, MP5K Extractor Spring
FMP
$4.95New old stock HK contract FMP extractor spring will fit all of the 9mm HK variants including clones. This part was made using HK prints on HK contract tooling that the German HK factory manufactured for the Portuguese Military and police forces. This...HKP-18201$4.95 -
H&K 30 Round MP5 9mm Magazine
H&K Heckler & Koch
$78.95H&K German MP5, SP5, SP5K, and MP5K 9mm - 30 Round Curved Magazine - NEW Heckler & Koch German Magazine 9mm 30 Round curved all-steel magazine. German HK MP5 and MP5K mags are the finest HK magazines you can get. Compatible With: HK MP5,...HKP-00086$78.95 -
HKP MP5 Replacement Buffer for Folding Stock or End Cap
HKP HK Parts
$3.49HKP MP5 Replacement Buffer for Folding Stock or End Cap Spare Replacement Buffer For Choate Folding Stocks Or End caps. Compatible With: Choate MP5 and MP5K stocks or end capsHKP-18735$3.49 -
Mag-Grip MP5 & MP5K 9mm Dual Magazine Clamp
$29.95Mag-Grip MP5 & MP5K 9mm Dual Magazine Clamp The MP5 and MP5K magazine grip or dual magazine clamp fits all 9mm MP5 or MP5K curved magazines. This part holds two magazines together for ease of use and easy access to 2 magazines. It is made in...HKP-00084$29.95 -
HKP MP5, SP5, HK94 Wide Forearm
HKP HK Parts
$25.95HKP MP5, SP5, & HK94 Wide Forearm - USA This MP5 forearm is also known as the tropical wide forearm. Made from the same polymer material to factory HK specs in the US. Compatible With: MP5, HK94 MP5 40/10 Zenith, AA, MKE, POF Clones or...HKP-02312$25.95 -
KCI 30 Round MP5 9mm Magazine
KCI
$39.95 - $44.95Korean 30 Round MP5, MP5K Magazine - GEN 2 - KCI USA Compatible With: HK MP5, HK94, MP5 SD, HK SP5 HK MP5K, SP89, SP5K Zenith, Century AP5, MKE, POF & Omega, PTR In Spec 94, MP5 & MP5K, SP89 Style Clones Features: Latest generation and factory...HKP-00955$39.95 - $44.95 -
H&K 30 Round MP5 Magazine Spring
H&K Heckler & Koch
$6.95HK MP5 30 Round Magazine Spring - German The MP5 30-round spring is a must-have replacement spring for all HK MP5 curved magazines. HK factory springs have been known to help cure worn, weak, or aftermarket magazine springs that do not feed well and...HKP-00089$6.95 -
H&K MP5, MP5K & SP5K 9mm Extractor
H&K Heckler & Koch
$59.95New HK German HK 9mm Extractor - Latest Generation This is the latest and greatest HK MP5 (newest F style version) German extractor. Each unit works with all HK MP5, HK94, MP5K, SP89, SP5K, or other 9mm clones. A great part to have as a spare or to...HKP-00057$59.95 -
MP5, SP5 - A2 Fixed Stock-Black
$179.95MP5 A2 Fixed Stock - USA Each stock counts as one US-made compliant part. Perfect for that build where you require a US-made part to be compliant. This is the finest US-made MP5 stock, as it has a rubberized backplate to reduce the felt recoil...HKP-02314$179.95 -
HKP MP5 & MP5K 9mm Magazine Floor Plate
HKP HK Parts
$9.95HK MP5 & MP5K 9mm Magazine Floor Plate - US New US manufactured MP5, MP5K 9mm magazine floor plate. Made in the USA, fully heat treated and built to factory specification. A great replacement for 922R compliance as it counts as 1 US made compliant...HKP-17507$9.95 -
HKP MP5, MP5K Cocking Handle
HKP HK Parts
$29.95HKP MP5, MP5K Cocking Handle: Each new US-made cocking handle is an exact copy of the latest-generation German cocking handle. Our US-made HK cocking handle is a great spare to have on hand or to upgrade your clone to the finest US-made cocking...HKP-00653$29.95 -
HKP MP5, SP5 & PDW Rear Sight Drum
HKP HK Parts
$34.95Factory correct HK spec USA made MP5, SP5, MP5K PDW & HK94 rear sight drum. This is also the correct rear sight drum for the MP5K PDW or MP5K-N family of firearms. This is also a very popular upgrade for many of the existing clones on the market as...HKP-18202$34.95 -
H&K MP5 9mm SEF Full Auto Trigger Pack Complete
H&K Heckler & Koch
$349.95HK German SEF MP5, MP5K - 9mm Full Auto Trigger Pack Complete Each factory full auto trigger pack includes a new 9mm 3rd generation German ejector lever installed. We do NOT use Pakistani, MKE, or US-made ejector levers in our trigger packs. Each...HKP-00981$349.95 -
HKP MP5 Cocking Handle - Extended Knurled
HKP HK Parts
$29.95HK MP5, MP5K Cocking Handle Extended New extended cocking handle for the MP5 style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and is made 100% from solid billet. Each item also count as a needed US made...HKP-16999$29.95 -
H&K MP5 Bolt Group Backup Kit - Action 3
H&K Heckler & Koch
$22.95New HK German MP5, MP5K, HK94, SP89 9mm Action 3 Bolt Group Backup Kit.This Kit Includes The Highest Wear And Replace Items On The MP5 Action 3 Bolt Group, As Well As The Easy To Lose Pin.Each Repair Kit Includes: Factory German MP5 9mm Extractor Spring...HKP-16993$22.95 -
Maglula Mag Loader/Unloader
Maglula
$29.95Constructed of high impact durable polymer, the MP5 LULA is an MP5 magazine loading and unloading tool. Each loader is made to quickly load and unload your 9mm MP5 magazines in seconds. This will allow you to do more shooting and less loading. With this...HKP-14546$29.95 -
H&K MP5, HK94 Cocking Tube Support Handle Pin
H&K Heckler & Koch
$1.95HK German MP5, 94 Cocking Tube Support Handle Pin This spring pin holds the cocking handle in place on the cocking tube support. This is also the same part for the front sight roll pin for the triple frame (front sight tower).HKP-00656$1.95 -
H&K MP5 & MP5K Railed Scope Mount - MLI
H&K Heckler & Koch
$329.95HK German Low Profile Mount For HK MP5, SP5 & MP5K, SP5K - MLI Recently released HK German manufactured HK MP5, MP5K low profile picatinny scope mount. Manufactured in house at HK in Germany as part of the "Mid-Life Improvement" upgrade for the HK...HKP-17629$329.95 -
SB Tactical MP5 & SP5 Folding Brace
SB Tactical
$149.95SBT5A Side Folding Brace For The HK MP5, SP5 model: Each brace comes assembled ready to install no assembly required Dreamed Up, Designed, Manufactured & Assembled 100% In The USA B&T inspired design & styling The finest folding pistol brace...HKP-18017$149.95 -
B&T MP5, MP5K - Low Profile Scope Mount
B&T Brugger & Thomet
$119.95B&T MP5, MP5K - Low Profile Scope Mount B&T low profile scope mount for the HK MP5, SP5 & MP5K, SP5K Color: Black Height max: 30.7 mm Length max: 84 mm Length of top rail: 84 mm Material: Aluminum NATO Accessory Rails: 1 Part number:...HKP-16875$119.95 -
SB Tactical HK MP5, HK SP5 Retractable Pistol Stabilizing Brace - Black
SB Tactical
$329.95The HK MP5, SP5 pistol stabilizing brace is 3-position fully adjustable pistol brace and is comprised of a billeted 6061 alloy hard-coat anodized aluminum adapter, steel receiver forks, and an integral QD sling socket. This pistol brace provides you...HKP-19161$329.95 -
Magpul HK MP5, HK SP5, HK AP5 SL Hand Guard - Black
Magpul
$49.95The Magpul SL Hand Guard for the HK MP5 is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics and anti-slip texturing. It also includes M-LOK® compatible slots that allow mounting of...HKP-19309$49.95 -
Out Of Stock
H&K MP5 & MP5K 9mm Magazine Clamp
H&K Heckler & Koch
$149.95HK German MP5 & SP5 Or MP5K & SP5K 9mm Magazine Clamp Allows the user to clamp two times MP5 9mm 30-round magazines together for ease of use & safety by keeping two magazines usable and at your disposal. A Heckler & Koch German made...HKP-00083$149.95 -
MP5, 94, HK53, 51 M-LOK Handguard
HKP HK Parts
$108.95HK MP5, 94, HK53, 51 Low Profile Forearm M-LOK ON SALE WHILE SUPPLIES LAST. LIMITED OFFER!The MLOK tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock...HKP-17148$108.95 -
MI MP5 M-LOK Forearm
MI Midwest Industries
$124.95MI MP5 M-LOK Forearm Compatible professional grade one piece design Simple installation, include all tools Mil-spec top rail. Features 15 full and 5 half M-LOK slots. Features two anti-rotation QD sling swivel sockets. Constructed of 6061 aluminum, hard...HKP-18472$124.95 -
HKP MP5 & HK94 Firing Pin Spring - Enhanced
HKP HK Parts
$4.95MP5 & HK94 Firing Pin Spring - Enhanced The "Enhanced" firing pin spring was analyzed and engineered from scratch with the latest in performance spring technology and an emphasis on reducing stress on the spring and increasing cycle life by 500%...HKP-02321$4.95 -
Out Of Stock
HKP MP5, MP5K Cocking Handle - Extended
HKP HK Parts
$39.95HK MP5, MP5K Contoured Cocking Handle - Extended Enhanced extended cocking handle for the MP5 style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and each is made 100% from solid steel billet. Each item also...HKP-17149$39.95 -
HKP Rear Sight Oval Washer
HKP HK Parts
$2.95HKP Rear Sight Oval Washer HK German oval washer for the rear sight diopter style assemblies. This is the needed washer used in conjunction with the locking washer. Fits and works with all diopter-style rear sights.HKP-00870$2.95 -
H&K MP5, SP5, HK94 4 Position A3 F Retractable Rear Stock
H&K Heckler & Koch
$624.95HK German MP5 & HK SP5 A3 "F" Style Retractable Rear Stock - 4 Position This German HK A3 retractable is the latest & greatest HK retractable German stock available. The F stock is designed to take the abuse of heavy +P & +P+ rounds as well...HKP-17614$624.95 -
H&K 15 Round MP5/SP5/MP5K/SP5K 9mm Curved Magazine
H&K Heckler & Koch
$80.00HK German MP5, MP5K, SP5, SP5K - 15 Round Magazine Brand new factory fresh German HK 15 round curved magazine. Each magazine is stamped 9X19mm and is a new HK German production. Compatible With: HK MP5, Sp5 HK MP5K, SP5K HK SP89 HK 94 Custom...HKP-02409$80.00 -
Magpul HK MP5/SP5, HK94 SL Stock - Black
Magpul
$159.95Magpul - SL Stock - MP5, SP5 The Magpul SL Stock HK94/MP5, SP5 delivers the modern qualities found in our original MOE SL® Carbine Stock for AR15/M4 carbines to MP5-pattern rifles. Durable, lightweight, and collapsible, the SL incorporates Magpul...HKP-20023$159.95 -
H&K MP5 , HK94 Factory A3 Stock
H&K Heckler & Koch
$939.95H&K MP5 , HK94 Factory A3 Stock The original Navy-style German HK MP5 A3 stock is no longer in production and is quite hard to find as they have been replaced with the MP5 F-style stock. Each offering is the second generation MP5 A3 Navy-style...HKP-00167$939.95 -
B&T MP5 Folding Stock
B&T Brugger & Thomet
$319.95B&T Folding Stock For All MP5 Full Size Variants Swiss-made B&T folding stock for the MP5 & HK94. This is a military-grade stock as supplied by B&T to HK Germany. B&T Switzerland has supplied these to law enforcement and...HKP-00460$319.95 -
H&K MP5 & MP5K F Style Roller Retainer Plate - 3rd Gen
H&K Heckler & Koch
$14.95HK German "F" Style 3rd Gen Roller Retainer Plate This is the latest and greatest German design of roller retainer plates found in all of the latest production of HK German bolt heads. The MP5 F roller retainer plate fits true F-style bolt heads only...HKP-00069$14.95 -
H&K MP5 & MP5K Style Firing Pin Spring
H&K Heckler & Koch
$26.95H&K MP5 & MP5K Style Firing Pin Spring The latest style of firing pin available is stronger and much more durable than the standard non-braided firing pin. Compatible With: MP5, HK94, SP5 MP5K, SP5K, SP89 MP5/40, MP5 10mm, MP5 ...HKP-00063$26.95 -
HKP MP5, MP5K Front Sight Tower Assembly
HKP HK Parts
$54.95New US made from a solid billet of ordnance grade steel. Each front sight tower, triple frame set comes complete with a new HK diopter style replaceable front sight post & roll pin. This is the complete set made to the highest tolerances. No ugly...HKP-17792$54.95 -
HKP Quick Detach Sling Attachment Sling Pin - Large
HKP HK Parts
$37.95The large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the pushpin for the sling pin to allow a sling mounting location for...HKP-18070$37.95 -
HKP Quick Detach Sling Attachment Sling Pin - Small
HKP HK Parts
$37.95The small push pin is used to retain the forearm to the receiver on the 90 series of firearms. The QD sling pin is a great replacement item as it will allow the user to simply swap the push pin for the sling pin to allow a sling mounting location for a...HKP-18071$37.95 -
HKP MP5 & MP5K 9MM Magazine Follower - RED
HKP HK Parts
$8.95Teflon infused glass filled polymer red colored follower that will work with all HK MP5, MP5K 9mm curved magazines. A drop in item that allows you to swap the follower to a red follower. A great training or range aid at a great price. Made from self...HKP-18302$8.95