HK MP5/SP5 Series
Discover the ultimate selection of MP5 and SP5 parts and accessories for your H&K firearms. Whether you're upgrading, building, or maintaining your MP5/SP5, we offer premium H&K components like handguards, barrels, magazines, and bolt carrier groups. Shop HK Parts for unmatched reliability and performance for all your MP5/SP5 needs.
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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 -
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 -
Zenith 30 Round HK MP5, MP5K 9mm Magazine
Zenith
$34.9530 Round Magazine - Zenith - MP5, MP5K This is one of the best magazine option to have on hand as they have been known to be reliable and at a great price! You can never have enough magazines for your MP5 or MP5K. Buy in bulk and save big. While...HKP-20671$34.95 -
FMP MP5, MP5K Extractor Spring
FMP
$4.95FMP MP5, MP5K Extractor Spring New 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...HKP-18201$4.95 -
HKP MP5K/SP89/SP5K Vertical Grip
HKP HK Parts
$29.95MP5K, SP89, SP5K Vertical "K" Grip - USA HK vertical grip for the HK MP5K models. Made in the USA and counts as one US made 922r compliant part. The finest US made forearm available. Compatible With: MP5K, MP5K-PDW, SP89 & SP5K...HKP-16474$29.95 -
H&K Rifle Extractor Spring For All HK's
H&K Heckler & Koch
$6.74HK German 308/7.62 & 556/.223 Rifle Extractor Spring New factory HK German part. The extractor spring is the number 1 replaced item on HK firearms. Many HK gunsmiths recommend upgrading MP5/94 series HK's with this longer/stronger silver spring vs...HKP-00188$6.74 -
HKP MP5 & MP5K 9mm Dual Magazine Clamp
HKP HK Parts
$29.95HKP MP5 & MP5K 9mm Dual Magazine Clamp The MP5 and MP5K magazine grip or dual magazine clamp fits all 9mm MP5 or MP5K curved, steel magazines. This part holds two magazines together for ease of use and easy access to 2 magazines. It is made in...HKP-00084-M$29.95 -
H&K Small Push Pin - Forearm & Lower
H&K Heckler & Koch
$8.95H&K Small Push Pin - Forearm & Lower All steel HK German small push pin for use on the lower grip housing. The small push pin is also the correct pin for holding the HK forearm in place. Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94,...HKP-00075$8.95 -
H&K Ejector Lever Spring
H&K Heckler & Koch
$6.95H&K Ejector Lever Spring The new HK German factory ejector lever spring fits all HK 90 series of rifles and pistols. This is a common repair and replacement part and it is a recommended spare part for every HK enthusiast or shooter. Compatible...HKP-00059$6.95 -
On Sale
KCI 30 Round MP5 9mm Magazine
KCI
$29.99 - $34.95Korean 30 Round MP5, MP5K Magazine - GEN 2 - KCI USA Compatible With: HK MP5, HK94, MP5SD, 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-M$29.99 - $34.95 -
H&K Roller Retainer Spring - Action 3
H&K Heckler & Koch
$6.74H&K Roller Retainer Spring - Action 3 This part is the second-generation roller holder. Each retainer fits all "action 3" 9mm MP5 & MP5K bolt heads & MP5 40/10 bolt heads. The roller retainer spring is a common repair and replacement item and...HKP-00068$6.74 -
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 -
HKP 1st Gen Roller Retainer Plate To Spring Upgrade
HKP HK Parts
$9.95HKP 1st Gen Roller Retainer Plate To Spring Upgrade This action 3 roller retainer spring for all 1st Generation bolt heads replaces the oval-shaped roller retainer plate. HK made a wire spring as an upgrade for later production bolt heads to improve the...HKP-02119$9.95 -
HKP Small Push Pin - Forearm & Lower
USA
$6.95HK Small push pin - US MAde All steel small push pin for use on the lower grip housing for a push pin style of lower housing. Black nitride finish which adds extra durability to the pin plus corrosion and abrasion resistance. The small push pin is also...HKP-20397$6.95 -
HKP Rear Sight Tool For Diopter Sights
HKP HK Parts
$29.95HK Diopter Rear Sight Tool - Military Contract Diopter sight tool is perfect for those that need to adjust all sizes of HK diopter type sights for the entire family of HK rifles including clones. A military contract over-run and mil-spec quality at the...HKP-16511$29.95 -
H&K 9mm Ejector Lever - 3rd Gen
H&K Heckler & Koch
$69.95H&K 9mm Ejector Lever - Latest Generation The German latest generation ejector has all of the upgrades and improvements made since the MP5 was introduced over 50 years ago. Fits all of the HK 9mm variants. Stamped, formed, heat treated,...HKP-00058$69.95 -
HKP HK MP5 RMR / Holosun Optic Mount - Black
HKP HK Parts
$97.95MP5 - RMR / Holosun Optic Mount The finest mounting solution to properly mount your RDS on your MP5 or any other receiver that utilizes the same style mounting system. With our 3 piece optic mount, it makes installation a breeze. No need to damage your...HKP-20731$97.95 -
MI HK MP5/K, SP5/K Scope Mount Picatinny Rail
MI Midwest Industries
$80.95Top Picatinny Rail - MI HK MP5 and MP5K Easy no gunsmith install, all tools included Allows the user to mount an optic and a light or laser while retaining the factory handguard Patent-pending rock-solid design Weight 3.3oz. Constructed of 6061...HKP-19368$80.95 -
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 Caps (NOT compatible with MP5 .22 LR)HKP-18735$3.49 -
MFI Ultra Low Profile Red Dot Mount - Aimpoint/Primary Arms/Vortex/Burris
MFI
$110.95MFI Ultra Low Profile Red Dot Mount - Aimpoint, RMR Style Red Dots The new MFI Ultra Low Profile Mount perfect for smaller red dot options The MFI ultra low profile scope mount offers the lowest profile of any HK scope mount on the planet. The MFI UL...HKP-17962$110.95 -
SB Tactical MP5 & SP5 Folding Brace
SB Tactical
$119.95SBT5A Side Folding Brace For The HK MP5, SP5 model Features: Each brace comes assembled ready to install no assembly required Made in the USA B&T inspired design & styling The finest folding pistol brace option for your HK MP5 model Seamless...HKP-18017$119.95 -
RennSteig 8 Piece Punch Set For HK Firearms
RennSteig
$34.95Metric Parallel Pin Punch Set With Guide Sleeves - German Manufacture - 8 Piece This punch set is the exact same set used in the HK Armorer classes and approved by HK for use when installing & removing the roll pins from HK pistols & rifles...HKP-16737$34.95 -
SB Tactical HK MP5, HK SP5 Retractable Pistol Stabilizing Brace - Black
SB Tactical
$329.95SB Tactical HK MP5, HK SP5 Retractable Pistol Stabilizing Brace - Black The 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...HKP-19161$329.95 -
MP5, SP5 - A2 Fixed Stock-Black
$179.95MP5 A2 Fixed Stock - US Made 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...HKP-02314$179.95 -
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 -
Out Of Stock
MFI Universal Low Profile Scope Mount
MFI
$124.95MFI Universal Low Profile Scope Mount MFI's universal mount will fit all models from 9mm through .308. The sleek design allows the operator to flip the scope mount in either direction without blocking the ejection port (MP5 in one direction and 223/308...HKP-00762$124.95 -
H&K 90 Series Butt Stock Push Pin
H&K Heckler & Koch
$3.95H&K 90 Series Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. Large push pins are for the stock and the small push pin is for the forearm and lower. The HK German genuine push...HKP-18038$3.95 -
HK German Butt Stock Push Pin
H&K Heckler & Koch
$8.95HK German Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. These are great replacement or spare parts to keep on hand as they fit all of the 90-series firearms below. The large push...HKP-00076$8.95 -
FMP Rifle Extractor Spring For All HK's - HK Contract FMP
FMP
$3.49HK Contract FMP (Portuguese) 308/7.62, 5.56/.223 Rifle Extractor Spring New factory contract part. The extractor spring is the number 1 replaced item on HK firearms. Many HK gunsmiths recommend upgrading MP5/94 series HK's with this longer/stronger...HKP-16248$3.49 -
HKP MP5/MP5K Cocking Handle
HKP HK Parts
$29.95HKP MP5, MP5K Cocking Handle Our HK Parts US-made cocking handle, a precise replica of the German design. It seamlessly complements your other accessories, making it an essential addition to any build. Whether you need a reliable spare or want to elevate...HKP-00653-M$29.95 -
Maglula MP5/SP5 Magazine Loader/Unloader
Maglula
$29.95Maglula Mag Loader/Unloader When using this part, the magazines can be loaded in 1/3 (60% less) of the time than loading by hand; this equates to more time shooting and less time loading. Features: Easy to use (step-by-step instructions included) Loads...HKP-14546$29.95 -
Out Of Stock
US Ejector Lever Axle - 90 Series
HKP HK Parts
$6.95US Ejector Lever Axle This US ejector lever axle pin holds the ejector lever in place in the trigger pack. Made out to HK spec for the best US replacement part on the market. The best replacement for your worn out or broken axle. A must have replacement...HKP-20630$6.95 -
AC-Unity 30 Round HK MP5 9mm Magazine - Black
AC-Unity Magazines and Parts
$22.95AC-Unity 30 Round HK MP5 9mm Magazine - Black CLICK ON THE "Bulk Pricing" LINK ABOVE (UNDER THE SKU NUMBER) FOR OUR BULK PRICING SCHEDULE The AC-Unity 30 round MP5 magazine is a lightweight, impact resistant and reliable magazine for all 9mm HK MP5, SP5,...HKP-20155$22.95 -
HKP Chamber Face Brush For All Barrels
HKP HK Parts
$25.99HKP Chamber Face Brush For All Barrels This brush was specifically designed to clean those hard-to-reach nooks and crannies in the barrel face. Threaded to fit all standard 8/32 US cleaning rods. Compatible With: G3, 91, PTR 93, 33, 53 MP5, MP5SD,...HKP-00140$25.99 -
H&K MP5/K Bolt Group Backup Kit - Action 3
H&K Heckler & Koch
$22.95H&K MP5 Bolt Group Backup Kit - Action 3 This kit includes the highest wear and replace items on the MP5 action 3 bolt group, as well as the easy to lose pin. Includes: Factory German MP5 9mm Extractor Spring Factory German Action 3 Roller Retainer...HKP-16993$22.95 -
H&K SEF Long Axle Selector Lever For Polymer Trigger Housings
H&K Heckler & Koch
$24.95HK SEF Longer Axle Selector Lever For The Polymer SEF Type Grips Or Trigger Housings - Used This is the factory-correct selector lever for SEF or SEF-style semi-auto-style trigger packs and grip frames. These are pulled from German HK SEF trigger...HKP-01105$24.95 -
HKP Rear Stock Pin Bushing Weldment
HKP HK Parts
$3.95HK Rear Stock Push Pin Bushing Weldment All-steel rear stock pin bushing weldment for welding in the rear of the flat. This bushing welds into the folded flat and guides the large push pin through the receiver to hold the stock to the receiver...HKP-17573$3.95 -
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 -
H&K Barrel Retaining Pin - 5mm Standard Size
H&K Heckler & Koch
$9.95H&K Barrel Retaining Pin - 5mm Standard Size Each barrel pin is used for installing a new or replacement barrel. HK suggest using a new factory barrel pin when installing or reinstalling a HK barrel. We also offer the HK oversized barrel pins for...HKP-00071$9.95