HK MP5K/SP5K Triggers / Packs / Housings

H&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,...

US 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...

H&K MP5, MP5K 9mm Hammer Spring Each factory HK hammer spring will work in all 9mm & 40/10 trigger packs. Do not settle for an HK contract when you can have HK German for less. Great upgrade for all of the clones that use the improper hammer...

HK MP5 - 9mm SEF Full Auto Trigger Pack Complete - German 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 used...

Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. With the proper hole on the hammer to pin the strut in place. This hammer is the hammer that is most commonly...

HK Set Of Two (One Large And One Small) Push Pins -Used These are great replacements or spare parts to keep on hand.  Compatible With: HK91 & G3 53, 33, and 93 MP5, SP5, SP89 PTR and GSG-5 family of guns. Please Note: The GSG5 will take...

H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - USED HK German factory date coded SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push pin firearms that do not require a clipped and pinned housing...

HKP Pistol Grip Parts Storage Holder A must have item for storage of much needed 123 batteries for your gear such as optics, lasers, illuminators, etc. This HK grip plug will fit all Navy Style or Ambidextrous housings that have the holding tabs in the...

HK Pistol Grip Parts Storage Holder - SEF & Ambidextrous Housings A must-have item for storage, it doesn't have a battery compartment to maximize storage. This HK grip plug will fit all SEF or Ambidextrous housings that have the holding tabs in the...

H&K MP5/K 9mm SEF Full Auto Complete Trigger Pack - USED 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 used...

H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin - LIKE NEW HK German factory SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push pin firearms that do not require a clipped and pinned housing to be...

Ejector Lever Axle Retaining Spring This is the perfect spring ring to replace your worn out ejector lever axle spring ring. Made to HK spec for the best US replacement part on the market. Replacement of the retaining spring clip is necessary to keep...

Match Grade Semi Auto Spacer Elbow Spring - USA Manufactured using the best isolated oil tempered, select spring steel available for match grade performance and the utmost longevity. For use on all HK semi auto trigger packs. A must have for those...

HK German MP5K SEF Navy Style F/A Trigger Group Complete - Used ON SALE FOR A SPECIAL PROMOTION WHILE SUPPLIES LAST!!! Each trigger group is comprised of genuine Heckler & Koch products Includes: German Full Auto trigger pack with all F/A...

Magpul SL HK MP5K - Binary Trigger Group Perfect for those seeking a binary option combined with the comfort of a Magpul housing. We've paired a Magpul SL housing with our compatible binary selector levers and completed it with a Franklin Armory trigger...

HK Clipped & Pinned Service - For Polymer Grip Frames To SP5 SPEC At HK Parts we offer our own HK trigger housing clip & pin services. No one does a better job with quicker turn around then we do. We will clip and pin any "push pin" plastic...

Franklin Armory BFSIII HK-C1 Binary Trigger Pack For H&K 90 Series The BFSIII™ for HK is a 3-Position Trigger. In position 3 it will fire 1 round on Pull and 1 round on Release. This makes it the fastest semi-automatic trigger on the market...

H&K 90 Series Trigger-Used German 90 series surplus trigger in used condition taken from demilled HK German G3 firearms. Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94, Zenith, POF, MKE Clone or other custom builds

Franklin Armory HK MP5K - BFSIII HK-C1 Binary SEF Navy Style Trigger Group In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest semi-automatic trigger on the market. The BFSIII™ is...

HK German Rifle Hammer Spring For All .308 & .223 Semi & Full Auto Trigger Packs The rifle 308/556 hammer spring is a popular upgrade in 9mm builds experiencing light primer hits. This is the factory correct 25 lb. weight for positive detonation...

Franklin Armory / HKP HK MP5K Binary Trigger Group – 2 Round Engraved Binary Housing Our latest and greatest binary trigger group was delivered with a factory HK German housing professionally engraved and painted with a 2-round burst pictograph to...

H&K MP5K/SP5K 9mm SEF Trigger Housing - Universal A one size fits all approach for the MP5K and SP5K style semi-auto shelf. This is the best option for MP5K and SP5K receivers. Easily interchange the lower trigger group assembly without swapping...

Magpul 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...

Hammer, Full Auto HK 90 Series Trigger Packs - German HK - Used German HK Hammer- used, surplus in VG-EXC shape and in perfect working order. This hammer is the hammer that is most commonly used in semi auto trigger packs as the secondary sear catch is...

HK German Ambidextrous Trigger Pack Axle Spring For Catch Lever This is the spring that powers the ambi lever that allows you to take apart any of the ambidextrous trigger packs. This lever spring takes the spring tension off of the left and right side...

HK German MP5K 4 Position (0,1,3,F) Burst Trigger Group New HK German factory fresh 9mm MP5K 4 position burst trigger group. Each unit comes just as it comes from the factory in Germany and is complete with trigger pack, left and right selector lever...

H&K MP5K 9mm SEF Navy Style Trigger Housing - Clipped & Pinned - USED In used but good condition. Each German HK housing will have some handling marks, nicks and dings. Each housing is in perfectly useable condition and each unit has been clipped...

H&K MP5K/SP5K SEF Universal Housings - Clipped & Pinned - USED Finally a solution everyone was looking for. A one size fits all approach for the MP5K and SP5K style semi-auto shelf. You can easily swap the lower trigger group assembly and install...

H&K Semi Trigger Pack Or Sear Pack Elbow Spring W/ Roller Each spring is a great replacement for the converted packs that have bent elbow springs or for those that used the original F/A elbow springs that were bent to shape and are prone to breakage.

H&K MP5/K 9mm Semi-Auto Ambidextrous Trigger Pack Each Trigger pack is fully assembled and ready to drop in your Ambi FBI, Navy pictogram housing. All parts are German HK with the exception of the trigger pack box and the 9mm ejector lever...

Timney Trigger for MP5K, SP5K The SEF Timney trigger group comes completely assembled, ready to drop into your receiver. Features a 3rd generation German ejector lever, new SEF selector lever, and a brand new factory German housing. Available exclusively...

H&K MP5K 9mm SEF Navy Style Trigger Housing - Push Pin HK German factory SEF grip frame that has been cut to MP5K factory German specs. This style of housing is for push-pin firearms that do not require clipped and pinned housing...

Talon Grip HK Navy Style Lower Pistol Grip Rubber - Black TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and easy...

HK German Ambidextrous Left Side EXTENDED Safety Selector Lever 4 Position Burst (0,1,3, F) The ESSL will allow the user to have an easier time getting to the selector lever than a standard length lever. Great for those who...

HKP/H&K MP5/K 9mm SEF Semi-Auto Complete Trigger Pack We have one of the best HK gunsmiths in the country that can take hand-picked German HK F/A trigger packs and modify them to semi-auto. This is done with the best and most precise machinery and...

H&K 90 Series Trigger New German 90 series Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94, Zenith, POF, MKE Clone or other custom builds

HK German SP5K Spec - Navy Style - SEF C/P Housing HK SP5K Spec ONLY for the newly released HK SP5K spec. Made is Germany and machined to fit the HK SP5K spec only. Compatible With: HK SP5K 9mm Spec For use with an SEF style trigger pack not the...

HK German Ambidextrous Trigger Pack Axle Catch Lever This is the lever that allows you to take apart any of the ambidextrous trigger packs. This lever takes the spring tension off the left and right side selector levers, allowing you to remove and...

Franklin Armory HK MP5K-AR Binary Trigger Group Introducing our new MP5K-AR Navy ambidextrous lower housing, paired with a Franklin Armory Binary Trigger pack and a Magpul MOE grip for a complete MP5K-AR Binary Trigger group. This drop-in unit fits all...

H&K SP5K Spec Only 9mm SEF Navy Style Housing - Clipped & Pinned - USED Hand-selected for the highest quality, these "like new" H&K SP5K SEF style trigger housings have been meticulously clipped and pinned to fit the correct SP5K style shelf...