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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Grip Cap Spring - HK Navy Style
H&K Heckler & Koch
$4.95H&K Grip Cap Replacement Spring This is the replacement spring that is used on both the US and German made grip caps that can become damaged and broken with use. A great idea to have on hand as the...HKP-16408$4.95 -
HK MP5 Trigger Pack - Semi-Auto - 9mm - 922r
HKP HK Parts
$269.95Trigger Pack For MP5, HK94 Variants Such as Zenith, POF- 4 US 922r Compliant Parts HK MP5, HK94 9mm Semi Auto Trigger Pack complete. Each Trigger group incorporates the following US made compliant...HKP-17878$269.95 -
HK Binary Selector Set - Ambi Housing
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 ...HKP-19816$79.95 -
On Sale
HK MP5, MP5K Hammer Spring - 9mm - US
MKE
Now: $2.92Was: $5.89MKE MP5/MP5K, AP5 Hammer Spring MKE MP5/AP5 replacement hammer spring. Worn hammer springs can cause light primer strikes and misfires. A great part to load up on for years of trouble free shooting...HKP-22224Now: $2.92Was: $5.89 -
HK VP Series Curved Trigger
Lazy Wolf
$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...HKP-18748$129.95 -
HK MP5, HK90 Series F1 Flat Trigger
HKP HK Parts
$49.95HKP 90 Series F1 Flat Trigger With the utmost attention to detail in the design and manufacture of the HK Parts F1 flat 90 series trigger. Each F1 flat trigger will fit all 0,1 & SEF & Navy style...HKP-21537$49.95 -
HK MP5, HK90 Series Hammer - Full Auto - Used
H&K Heckler & Koch
$29.95Hammer, 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...HKP-21442$29.95 -
HK90, MP5K Sear Catch - Steel - US
HKP HK Parts
$47.95HKP HK Parts HK90, HK MP5K Sear Catch - Steel - USA Made - Billeted Machined - Steel Hard to find and important for keeping your HK build 922r compliant. This US-made sear counts as one US-compliant...HKP-00378$47.95 -
AR-15 Super Safety - Forced Reset Selector - Single Lever
Atrius
$199.95Atrius Single Lever Forced Reset Selector for AR-15 Style Firearms The Atrius Forced Reset Selector gives AR-15 users three selector positions: SAFE, SEMI, and FULL SEMI. It is designed for mil-spec...HKP-22348$199.95 -
HK Universal Hammer Spring
H&K Heckler & Koch
$9.95New HK German Rifle Hammer Spring For All.308/.223 Semi & Full Auto Trigger Packs The 308/556 hammer spring is a popular upgrade to replace the hammer spring in 9mm and clones that have light primer...HKP-00194$9.95 -
HK VP9 Trigger Return Spring for Ultra Match Trigger
HKP HK Parts
$9.95HKP HK VP9 Ultra Match Trigger Return Spring Ultra Match trigger return spring will give your VP9 and VP40 an even smoother, crisper, and lighter pull. This helps promote consistent match-grade...HKP-21164$9.95 -
HK USP Compact Straight Trigger
Grayguns
$95.00Grayguns HK USP Compact Straight Trigger Designed by Keith Hosey, Grayguns’ director of gunsmithing, the HK USPC Straight Trigger is a first-of-its-kind. The trigger reduces over-travel while...HKP-21073$95.00