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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On Sale
HK 93/53/33 Unfinished Polymer Trigger Piece - USED
USA
Now: $44.95Was: $79.95HK 93/53/33 Unfinished Polymer Trigger Piece - USED This unfinished trigger piece is compatible with HK 90 series firearms. Ideal for those looking to complete or customize their build. Compatible With: HK 93/53/33 THIS CLOSEOUT PART IS NOT ELIGIBLE...HKP-99050Now: $44.95Was: $79.95 -
On Sale
HK G3 SEF Project Trigger Housing Bundle - USED - Gunsmith Special
USA
Now: $39.95Was: $59.95HK G3 SEF Project Trigger Housing Bundle - USED - Gunsmith Special This bundle includes five G3 trigger housings. Please Note: This trigger housing is sold as a gunsmith special and is not functional in its current state. Slight modifications have been...HKP-99092Now: $39.95Was: $59.95 -
On Sale
HK MP5 3 Round Burst Trigger Housing - USED SURPLUS
USA
Now: $199.95Was: $299.95HK MP5 3 Round Burst Trigger Housing - USED SURPLUS This housing is for the HK MP5 with a 3 round burst pictogram. Compatible With: HK MP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.HKP-99094Now: $199.95Was: $299.95 -
On Sale
HK MP5 F/A Trigger Group w/ Ambi Selector Set - Clipped & Pinned - SURPLUS
USA
Now: $399.95Was: $599.95HK MP5 F/A Trigger Group w/ Ambi Selector Set - Clipped & Pinned - SURPLUS Full-auto trigger group for the HK MP5 with an ambidextrous selector set, clipped and pinned for secure installation and reliable function. Please note: The left side letters...HKP-99104Now: $399.95Was: $599.95 -
On Sale
HK MP5 Length Project SF Trigger Housing - USED SURPLUS - Gunsmith Special
USA
Now: $39.95Was: $59.95HK MP5 Length Project SF Trigger Housing - USED SURPLUS - Gunsmith Special MP5 length trigger housing perfect for projects or custom builds, each marked with the SE pictogram. The condition will vary from part-to-part vs. the pictured unit. Please Note:...HKP-99103Now: $39.95Was: $59.95 -
On Sale
HK MP5 Project SEF Trigger Housing - USED - Gunsmith Special
USA
Now: $59.95Was: $89.95HK MP5 Project SEF Trigger Housing - USED SURPLUS - Gunsmith Special MP5 trigger housing perfect for projects or custom builds, each marked with the SEF pictogram. The condition will vary from part-to-part vs. the pictured unit. Please Note: This trigger...HKP-99108Now: $59.95Was: $89.95 -
On Sale
HK MP5 Project SF Trigger Housing - USED - Gunsmith Special
USA
Now: $39.95Was: $59.95HK MP5 Project SF Trigger Housing - USED SURPLUS - Gunsmith Special MP5 trigger housing perfect for projects or custom builds, each marked with the SF pictogram. Please Note: This trigger housing is sold as a gunsmith special and is not functional in its...HKP-99105Now: $39.95Was: $59.95 -
On Sale
HK MP5 Style Metal Trigger Housing Bundle - USED SURPLUS
USA
Now: $139.95Was: $209.95HK MP5 Style Metal Trigger Housing Bundle - USED SURPLUS This bundle includes three MP5-style metal housings and one MP5-style metal frame, designed for the HK MP5. Compatible With: HK MP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR...HKP-99102Now: $139.95Was: $209.95 -
On Sale
HK MP5 Trigger Housing
USA
Now: $149.95Was: $224.95HK MP5 Trigger Housing US-made HK MP5 trigger housing. Compatible With: HK MP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.HKP-99077Now: $149.95Was: $224.95 -
On Sale
HK MP5 Trigger Housing - Push Pin - USED
USA
Now: $99.95Was: $149.95HK MP5 Trigger Housing - Push Pin - USED US made push pin trigger housing. Compatible With: HK MP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.HKP-99063Now: $99.95Was: $149.95 -
Out Of Stock
HK Pistols Trigger Return Spring & Mounting Plier
H&K Heckler & Koch
$0.00HK Pistols Trigger Return Spring & Mounting Plier The factory HK German factory tool used for various applications as well as trigger return spring removal and install. This is the factory HK German part as used in the HK armorer classes.HKP-19678$0.00 -
Out Of Stock
HK UMP/USC (.40 S&W) Extractor
$39.95New US-Made USC Or UMP .40 Extractor This part is a repair and replacement item, as these are prone to breakage, and it's a part that's hard to find and a great item to have on hand. Please Note: HK considers this a high wear and replacement...HKP-02624$39.95 -
Out Of Stock
HK UMP/USC (.40 S&W/.45 ACP/9mm) Ejector Lever
$34.95HK UMP, USC Ejector Lever A great spare to have on hand as they are prone to shearing off with use and must be replaced. Perfect for the Omega and Tommy Built Tactical builds. Compatible With: UMP .45 UMP .40 UMP 9mm USC .45 and all caliber of...HKP-18508$34.95 -
Out Of Stock
HKP 93/53/33 (5.56/.223) Trigger Group - 3 Position Housing 0,1 - Safe, Semi Only
HKP HK Parts
$419.95HK 93, 33, 53 Trigger Group 3 Position Navy Housing 0,1- Safe, Semi Only Finally a lower cost alternative to the spendy & hard to find all German HK FBI or 0,1 ambidextrous trigger group in a 3 position Navy factory German HK housing. Now for the...HKP-17244$419.95 -
Out Of Stock
HKP 93/53/33 (5.56/.223) Trigger Group - 4 Position Housing 0,1 - Safe, Semi Only
HKP HK Parts
$419.95HK 93, 33, 53 Trigger Group 4 Position Housing 0,1- Safe, Semi Only Introducing an affordable alternative to the high-cost and hard-to-find all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 4-position factory German HK housing. For...HKP-17245$419.95 -
Out Of Stock
HKP HK 416 A5 Style Trigger Guard - MR556/416/MR762/417 - RAL 8K
HKP HK Parts
$39.95HKP HK 416 A5 Style Trigger Guard - MR556/416/MR762/417 - RAL 8K Compatible With: MR556 & 416 MR762 & 417HKP-17832$39.95 -
HKP HK 91/G3 (7.62x51/.308) Ambidextrous Trigger Pack (0,1)
HKP HK Parts
$362.95HKP/H&K G3/91 (7.62x51/.308) 2 Position 0,1 Ambidextrous Trigger Pack Finally a lower cost alternative to the spendy and hard to find all German HK FBI or 0,1 ambi trigger packs. Now for the first time, we have the ever popular trigger pack available...HKP-17232$362.95 -
On Sale
HKP HK 91/G3 (7.62x51/.308) US Made Trigger Pack - 4 U.S. 922 Parts - BLEMISHED
HKP HK Parts
Now: $178.95Was: $249.95HKP HK 91/G3 (7.62x51/.308) US Made Trigger Pack - 4 U.S. 922 Parts - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK G3, 91 & PTR .308 Semi Auto...HKP-17949-BNow: $178.95Was: $249.95 -
On Sale
HKP HK MP5 Ambidextrous Trigger Housing
HKP HK Parts
Now: $149.95Was: $224.95HKP HK MP5 Ambidextrous Trigger Housing US-made HK MP5 ambidextrous trigger housing. Compatible With: HK MP5 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.HKP-99072Now: $149.95Was: $224.95 -
Out Of Stock
HKP HK MP5 Navy Binary Trigger Group - Engraved - RAL 8K
FA Franklin Armory / HKP
$1,499.95Franklin Armory BFSIII HK-C1 – Trigger Group - RAL 8K Coming Soon! 3 Position Navy style Engraved Pictograph – HK Binary Trigger Group Our latest and greatest Binary trigger group freshly delivered with a factory HK German housing that...HKP-21290-M$1,499.95 -
Out Of Stock
HKP MP5 40/10 4 Position (0,1,2,F) Ambi Burst Trigger Group
H&K Heckler & Koch
$0.00HKP MP5 40/10 4 Position (0,1,2,F) Ambi Burst Trigger Group MP5 40/10 4 Position (0,1,2,F) Ambidextrous burst trigger groupHKP-00677$0.00 -
Out Of Stock
HKP MP5 40/10 Trigger Group 4 Position Navy Housing (0,1) - Safe/Semi Only - Clipped & Pinned
HKP HK Parts
$479.95HKP/H&K MP5 40/10 Safe & Semi Only Navy Style Trigger Group - Clipped & Pinned Introducing a cost-effective alternative to the high-priced and hard-to-find all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 4-position...HKP-18399$479.95 -
Out Of Stock
HKP MP5K/SP89 9mm Trigger Group 3 Position Navy Housing 0,1- Safe, Semi Only
HKP HK Parts
$0.00HKP/H&K MP5K/SP89 9mm Safe & Semi Only Navy Style Trigger Group - Clipped & Pinned Finally, a lower-cost alternative to the expensive and hard-to-find all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 3-position Navy...HKP-17240$0.00 -
Out Of Stock
HKP MP5K/SP89 9mm Trigger Group 4 Position Housing 0,1- Safe, Semi Only
HKP HK Parts
$0.00MP5K, SP89 Trigger Group 4 Position Housing 0,1- Safe, Semi Only Finally, a lower cost alternative to the spendy & hard to find all German HK FBI or 0,1 ambidextrous trigger group in a 4 position factory German HK housing. Now for the first time, we...HKP-17239$0.00 -
Out Of Stock
HKP/H&K 91/G3 (7.62x51/.308) Trigger Group - 3 Position - Navy Housing
HKP HK Parts
$579.95G3, 91, PTR Trigger Group 3 Position Navy Housing Introducing a cost-effective alternative to the high-priced and rare all-German HK FBI or 0,1 ambidextrous trigger groups. This semi-auto trigger group is available in a 3-position Navy factory German HK...HKP-17242$579.95 -
Out Of Stock
Lazy Wolf Guns HK VP9 F3 Trigger - Bronze
Lazy Wolf
$139.95In a collaboration with Lazy Wolf Guns, HK Parts is offering aftermarket triggers for your HK VP9 & VP40 handguns. The drop in VP9 series trigger is the best trigger ever developed after more than a year of testing and evaluation. Manufactured from...HKP-20803$139.95 -
On Sale
Navy Style - SEF - Trigger Group - HK SP5 - Clipped & Pinned - BLEMISHED
H&K Heckler & Koch
Now: $439.95Was: $579.95Navy Style - SEF - Trigger Group - HK SP5 - Clipped & Pinned - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Ready to drop on your SP5 receiver...HKP-19319-BNow: $439.95Was: $579.95 -
On Sale
POF HK MP5 SEF Trigger Housing - Push Pin - NEW
POF
Now: $69.95Was: $119.95POF HK MP5 SEF Trigger Housing - Push Pin - NEW Upgrade your firearm with the SEF trigger housing with the push pin setup, featuring a 0,1 pictogram. THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.HKP-99064Now: $69.95Was: $119.95 -
On Sale
PTR 90 Series Hammer For Trigger Pack - BLEMISHED
PTR
Now: $96.95Was: $144.95PTR 90 Series Hammer For Trigger Pack - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This US-made hammer is all steel billet, machined, and...HKP-00377-BNow: $96.95Was: $144.95 -
Out Of Stock
Tommy Built HK G36 AR Fire Control Lower - Black
Tommy Built
$245.95AR Fire Control Lower - G36 AR fire control G36 lower. You will need most of the standard AR fire controls including the selector's grip, detents, springs & the bolt hold open components etc. The selector spring and detent will not line up with AR...HKP-19121$245.95 -
Out Of Stock
Tommy Built HK G36 AR Fire Control Lower Binary - Black
Tommy Built
$199.95AR Fire Control Lower Binary - G36 G36 lower that will accept AR fire control components and grips, this model has the third position marked for using the Franklin Binary trigger set. The hammier will need to have little material removed off of the top...HKP-19144$199.95 -
On Sale
Franklin Armory BFSIII AK-C1 Standard Caliber
FA Franklin Armory
Now: $485.99Was: $534.95Franklin Armory BFSIII AK-C1 Standard Caliber The Binary Firing System GEN 3 (BFSIII) is a 3-position trigger. In position 3 it fires one round on pull and one round on release, making this trigger ideal for both tactical and competition use. The BFSIII...HKP-19833Now: $485.99Was: $534.95