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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Out Of Stock
Trigger Group (0,1,3) Pictogram - HK MP5 9mm
H&K Heckler & Koch
$0.00HK MP5 9mm (0,1,3) Only Pictogram Black Polymer Trigger Group. Rare configuration and hard to find.$0.00 -
Out Of Stock
HK MP5, MP5K Ambidextrous 0,1 Trigger Pack - 9mm
H&K Heckler & Koch
$0.00H&K MP5/K 9mm 2 Position 0,1 Ambidextrous Trigger Pack Introducing the popular FBI or 0,1 style ambidextrous trigger pack, now available in a fully German-manufactured configuration. This trigger pack is designed for use with ambidextrous grip...$0.00 -
Out Of Stock
HK Trigger Box Full Auto
H&K Heckler & Koch
$175.95H&K Trigger Box Full Auto German HK used stripped HK trigger pack This item is for full auto SEF trigger pack internals or can be converted to semi. Not for use with ambidextrous trigger housings, or selectors.$175.95 -
Out Of Stock
HK33, HK53 Trigger Group - 0-1-25 SEF - Used
H&K Heckler & Koch
$999.95H&K 53/33 0-1-25 SEF Trigger Group-Used HK German 0-1-25 SEF trigger groups for 53/33 in used in good condition. These trigger groups are the ultimate choice to complete the factory correct look for a HK53. Given that the 0,1,25 trigger groups are no...$999.95 -
On Sale
HK USP Straight Trigger - BLEMISHED
Grayguns
Now: $68.95Was: $94.95HK USP Straight Trigger - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Straight trigger upgrade for HK USP full-size pistols. Designed to reduce...Now: $68.95Was: $94.95 -
On Sale
HK USP Compact Straight Trigger - BLEMISHED
Grayguns
Now: $68.95Was: $95.00HK USP Compact Straight Trigger - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Designed by Keith Hosey, Grayguns’ director of gunsmithing,...Now: $68.95Was: $95.00 -
On Sale
HK MP5K/SP89 9mm SEF Semi-Auto Metal Style Grip Frame - BLEMISHED
HKP HK Parts
Now: $97.95Was: $189.95HK MP5K/SP89 9mm SEF Semi-Auto Metal Style Grip Frame - BLEMISHED INSTALLATION MARKS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each German HK housing...Now: $97.95Was: $189.95 -
On Sale
HK P30 Series Right Slide Release Short - BLEMISHED
H&K Heckler & Koch
Now: $26.95Was: $32.95HK P30 Series Right Slide Release Shorty INSTALLATION MARKS - DAMAGED PACKAGING COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This is a shorter version...Now: $26.95Was: $32.95 -
HK MP5, G3, MKE AP5 Elbow Spring with Roller - Full-Auto
MKE
$4.95MKE AP5, HK MP5, G3 Full-Auto Elbow Spring with Roller This elbow spring is manufactured by MKE from steel and is used in MP5 and G3 pattern trigger packs. It provides proper tension and function for the trigger pack elbow and is suitable for...$4.95 -
HK MP5, AP5 Full Auto Sear Spring Spacer
MKE
$1.95MKE Distance Sleeve for HK MP5 and AP5 Features: Precision-machined roller used in traditional roller-delayed trigger packs. Ensures perfect trigger geometry, smooth operation, and long-lasting reliability. Compatible With: HK MP5 Century...$1.95 -
HK416, MR556 A4 Hammer Washer
H&K Heckler & Koch
$58.95Heckler and Koch Hammer Washer for HK MR556 OEM hammer washer for HK MR556 and HK416 rifles. Factory-spec replacement washer for the hammer assembly, ideal for repairs, rebuilds, or returning rifles to original HK configuration. Compatible...$58.95 -
On Sale
HK MP5, G3, HK91, PTR, HK93, HK33, HK94 Hammer Strut - USED
H&K Heckler & Koch
Now: $5.21Was: $9.95HK G3,91,PTR, 93,33 & MP5, 94 Hammer Strut - USED SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK German Hammer Strut for 90 series rifles and pistols. A perfect spare to have...Now: $5.21Was: $9.95