Triggers / Packs / Housings
Discover our extensive selection of HK triggers, packs, and housings, designed to enhance the functionality and performance of your Heckler & Koch firearms. From advanced binary triggers to competition-grade packs and Navy-style housings, our products cater to a variety of HK models including the MP5, HK416, and G3 series. Upgrade your firearm with our precision-engineered triggers for improved accuracy and responsiveness.
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HK Pistol Trigger Return Spring Tool
USA
$16.95HK Trigger Return Spring Tool - Pliers It is no secret that the hardest spring to install in the HK series of handguns from the USP, USPC to the modern HK45, HK45C & P30 & VP9 series is the trigger return spring. In many cases, installing the...HKP-16031$16.95 -
HKP HK 416, Colt M4 .22 Match Trigger Upgrade Spring Kit
HKP HK Parts
$17.49HK 416 .22 & Colt M4 - .22 Match Trigger Spring Kit - Set of 3 Enhanced Springs: The HK Parts Match drop-in spring upgrade set will enhance your HK 416's trigger pull to an even smooth, crisp, and lighter pull that will promote better control,...HKP-17340$17.49 -
H&K US Ejector Lever Axle
H&K Heckler & Koch
$6.95H&K 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...HKP-20630$6.95 -
HK MP5 .22 Match Trigger Upgrade Spring Kit
HKP HK Parts
$17.49H&K MP5 .22 Match Trigger Spring Kit - Set of 3 Enhanced Springs The HK Parts Match drop-in spring upgrade set will enhance your MP5-22's trigger pull to an even smooth, crisp, and lighter pull that will promote better control, which in turn promotes...HKP-17335$17.49 -
H&K HK Pistol Light Trigger Return Spring
H&K Heckler & Koch
$7.95HK Pistol Light Trigger Return Spring Great for LEM and standard variant conversions. Each spring should be used along with the light-firing pin block spring, as shown below in the related items. Compatible With: HK USP Full Size (9mm, .40 & .45) HK...HKP-02081$7.95 -
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 -
H&K HK P30 Series Light Trigger Return Spring
H&K Heckler & Koch
$7.95Light Trigger Return Spring This spring is a popular choice for those who opt for custom trigger pulls and spring conversions. It's also known as the "light" trigger return spring for the P30 series of pistols. Converts a V2 heavy LEM to a light V1...HKP-01801$7.95 -
Grayguns HK P30/P30L/P30SK Straight Trigger
Grayguns
$95.00Grayguns HK P30/P30L/P30SK Straight Trigger Designed by Keith Hosey, Grayguns' director of gunsmithing, the HK P30 Straight Trigger is a first-of-its-kind in the market. Fits all P30 variants. Reduces over-travel while featuring a 90-degree optimal...HKP-19748$95.00 -
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 -
Magpul Industries ESK SL Grip Modules & HK Polymer Trigger Housings
Magpul
$47.95Magpul Industries ESK SL Grip Modules & HK Polymer Trigger Housings The Magpul ESK (Enhanced Selector Kit) offers a variety of selector levers for the Magpul SL Grip Module & HK Polymer Trigger Housings. Keeping with...HKP-19308$47.95 -
Lazy Wolf VP Series F3 Full Flat Face Trigger - Black
Lazy Wolf
$129.95Lazy Wolf VP Series F3 Full Flat Face Trigger - Black In a collaboration with Lazy Wolf Guns, HK Parts is offering the finest aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever developed...HKP-17988$129.95 -
H&K HK MP5K SEF Navy Style Push Pin Trigger Housing - Used
H&K Heckler & Koch
$74.95HK German SEF MP5K "Navy Style" Push Pin SEF Trigger Housing - 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...HKP-19997$74.95 -
Out Of Stock
HKP 90 Series Flat Trigger - Enhanced
HKP HK Parts
$49.95HKP 90 Series Flat Trigger - Enhanced With the utmost attention to detail in the design and manufacture of the HK Parts flat 90 series trigger. Each enhanced flat trigger will fit all 0,1 & SEF & Navy style trigger packs. Each trigger counts as...HKP-18364$49.95 -
H&K HK Pistol Match Trigger Return Spring
H&K Heckler & Koch
$8.95HK Pistol Match Trigger Return Spring This is the TRS that is in the Match trigger kit. This spring works better with the SA/DA and is lighter than the standard trigger return spring. This is a great spare part to have on hand...HKP-02666$8.95 -
Lazy Wolf Guns Duty/Defensive Carry Enhanced Trigger Pull Spring Kit
Lazy Wolf
$19.95Lazy Wolf Guns Duty/Defensive Carry Enhanced Trigger Pull Spring Kit Based on the Lazy Wolf Guns Design. We now have an intermediate drop in set of springs for the utmost in performance and reliability in ALL VP9 family pistols. Defensive carry,...HKP-19515$19.95 -
H&K 91/G3 (7.62x51/.308) Navy Style Trigger Housing (SEF) - Push Pin - Used
H&K Heckler & Koch
$29.95HK German HK91, G3, PTR Navy Style Trigger Housing Push Pin Style - Used In Good Working Condition German made Heckler & Koch grip housing comes in black polymer. Accepts standard SEF or 0,1 style trigger packs & SEF longer axled selector levers...HKP-17354$29.95 -
H&K HK MP5K SEF Navy Push Pin Style Housing - Like New
H&K Heckler & Koch
$99.95HK German SEF MP5K Navy-Style Push Pin SEF Trigger Housing- Like New 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...HKP-20576$99.95 -
H&K 90 Series Sear & Trigger Axle
H&K Heckler & Koch
$1.99HK Sear & Trigger Axle For 90 Series- Used Surplus Condition HK German used sear and trigger axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .197 inches (5.0mm). A great spare and must have spare part for anyone...HKP-15459$1.99 -
H&K HK VP9/VP9SK, HK VP40 Trigger Return Spring
H&K Heckler & Koch
$3.95H&K HK VP9/VP9SK, HK VP40 Trigger Return Spring HK German stock trigger return spring. A must have spare part as the factory spring will wear with use. The TRS can also be damaged upon install if the spring tool is not used to install. Please order...HKP-16783$3.95 -
Magpul HK MP5, HK 94, HK 93, HK 91, PTR SL Grip Module Semi Shelf - Black
Magpul
$59.95Magpul - SL Grip Module - HKMP5/94/93/91 & Semi Shelf & HK Clones The Magpul SL Grip Module is a high-strength, injection-molded polymer grip module for HK MP5/94/93/91 & Semi Shelf HK Clones*. Designed with improved ergonomics, a non-slip...HKP-19320$59.95 -
H&K MP5 9mm Full Auto SEF Navy Style Trigger Group - Push Pin
H&K Heckler & Koch
$499.95HK German MP5 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...HKP-18094$499.95 -
PTR Trigger - 90 Series - Billeted - USA
PTR
$45.95PTR Trigger - 90 Series - Billeted - USA Made by PTR for the US market by a name that is known for quality, you know it is the best offering available. It will fit all 0,1, and SEF-style trigger packs. Each part counts as one US-made compliant...HKP-00380$45.95 -
Ejector Lever Axle Retaining Spring
USA
$1.95Ejector Lever Axle Retaining Spring This is the perfect spring ring to replace your worn out ejector lever axel spring ring. Made out to HK spec for the best US replacement part on the market. Replacement of the retaining spring clip is necessary to keep...HKP-20629$1.95 -
H&K HK P30 Series Trigger V4 Medium Weight Return Spring
H&K Heckler & Koch
$14.95Trigger Return Spring For V4.1 or Combat Defensive Action (CDA) Trigger for the HK P30, P30L pistols. This spring is also known as the medium weight trigger return spring. Found on all (European CDA) variant 4.1's. Compatible With: P30 P30L P30S All LEM...HKP-16745$14.95 -
H&K HK SEF & Navy 3 Position Trigger Spring
H&K Heckler & Koch
$4.95HK 90 Series SEF & Navy Style Trigger Return Spring For HK 90 series 91, 94, 93, etc. (semi or full-auto). This item will fit any NON-burst trigger pack. Compatible With: MP5, MP5K, SP89, & SP5K HK G3, HK91, PTR HK 93, 33, HK33K, &...HKP-01092$4.95 -
H&K 90 Series Hammer Axle For Trigger Pack
H&K Heckler & Koch
$2.77H&K 90 Series Hammer Axle For Trigger Pack HK German used hammer axle for the 90 series style of trigger packs. Each axle pin or pivot pin measures .237 inches (6.0mm). A great spare and must have spare part for anyone that owns an HK 90 series of...HKP-15444$2.77 -
H&K 91/G3 (7.62x51/.308) SEF Navy Style Trigger Housing - Clipped & Pinned- Used Excellent
H&K Heckler & Koch
$99.95HK German HK91, G3, PTR Navy Style C/P Trigger Housing- Used Excellent German-made Heckler & Koch grip housing comes in black polymer clipped & pinned, ready to drop on your HK 91, HKG3, PTR-91, or other HK .308 type build. Priced to move and...HKP-01824$99.95 -
H&K SEF Navy Style Polymer Push Pin Housing - Like New
H&K Heckler & Koch
$99.95HK German factory push pin SEF navy style trigger pack housing - Exc/Like New Perfect upgrade for your older SEF contoured trigger pack or to dress up your HK. Compatible With: MP5, MP5 Reverse stretch style push pin firearms Century Arms AP5 &...HKP-19892$99.95 -
Lazy Wolf VP Series F2 Flat Face Trigger - Black
Lazy Wolf
$129.95Lazy Wolf VP Series F2 Flat Face Trigger - Black In a collaboration with Lazy Wolf Guns, HK Parts is offering the finest aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever developed after...HKP-18747$129.95 -
H&K HK USP/USP Tactical Match Trigger Conversion Kit
H&K Heckler & Koch
$189.95H&K HK USP/USP Tactical Match Trigger Conversion Kit The HK USP Match Trigger Kit is a true drop-in kit for USP full-size pistols. This will fit all of the HK German USP 9mm, 40 & .45 Cal pistols. The match trigger kit will adjust the trigger...HKP-01039$189.95 -
Sale
Lazy Wolf VP C1 Curved Series Trigger - Black
Lazy Wolf
Now: $99.95Was: $129.95C1 - Curved VP Series Trigger - Lazy Wolf Guns In a collaboration with Lazy Wolf Guns, HK Parts is offering the finest aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever developed after...HKP-18748Now: $99.95Was: $129.95 -
HK SEF Navy Style Polymer Push Pin Housing - Used
H&K Heckler & Koch
$64.95HK Push Pin German SEF Navy Style Trigger Pack Housing - USED With the availability of available grip frames being hard to find these days. HK Parts has another offering that will not break the bank. Pulled from demilled HK G3 firearms with a...HKP-19802$64.95 -
H&K Full Auto Trigger Pack Elbow Spring With Roller
H&K Heckler & Koch
$4.95H&K Full Auto Trigger Pack Elbow Spring With Roller Used- Good shape. This item is a factory HK German replacement part.HKP-16241$4.95 -
Grayguns HK P30, P2000 Short Reset System 4.1 Trigger
Grayguns
$90.00Grayguns HK P30, P2000 Short Reset System 4.1 Trigger Replicate our custom in-house short reset conversion with a drop-in kit for your HK P2000 or P30 without a thumb safety. Cut from bar stock steel, these kits provide an exacting fit for...HKP-19754$90.00 -
H&K HK MP5 S,E,F Housing Clipped & Pinned - Excellent
H&K Heckler & Koch
$149.95SEF Housing - Clipped & Pinned - Excellent Condition In like-new/ excellent shape! Most have never been on a firearm. They may have storage and handling marks on the polymer housing. Factory German HK with the best price in the...HKP-19913$149.95 -
HKP Semi Elbow Spring For Trigger Pack - Match Grade
HKP HK Parts
$3.74Match 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...HKP-18002$3.74 -
H&K HK 93, 53, MP5, G3 S,U,O Contract Housing - Used
H&K Heckler & Koch
$29.95H&K HK 93, 53, MP5, G3 S,U,O Contract Housing - Used Compatible With: MP5 HK93 HK53 G3 G3KHKP-19912$29.95 -
HKP Semi Auto Trigger Box - Billeted
HKP HK Parts
$69.95HK 90 Series, Century, PTR, & Zenith Trigger Pack - USA This part is a perfect 922r compliant part as it counts as one of the needed US-made parts. Each unit comes with new style updates for ease of putting parts into the trigger pack, and your...HKP-02384$69.95 -
Out Of Stock
Lazy Wolf VP Series F3 Full Flat Face Trigger - Red
Lazy Wolf
$134.95Lazy Wolf VP Series F3 Full Flat Face Trigger - Red In a collaboration with Lazy Wolf Guns, HK Parts is offering the finest aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the finest trigger ever developed...HKP-18803$134.95 -
Franklin Armory / HKP HK MP5 Trigger Group – 2 Round Engraved Binary Housing
FA Franklin Armory / HKP
$1,299.95Franklin Armory / HKP FA HK MP5 Trigger Group – 2 Round Engraved Binary Housing 3 Position, 2 round burst style engraved pictograph – HK binary trigger group. Our latest and greatest Binary trigger group freshly delivered with a factory HK...HKP-20969-M$1,299.95