Apex TacticalPistol TriggersMid-Range
Action Enhancement Trigger Kit (FN 509)
Flat-faced drop-in trigger kit that drops the FN 509's factory pull from ~7 lbs to ~5.5 lbs while tightening pre-travel, over-travel, and reset.
- Price
- $160
- Brand
- Apex Tactical
- Category
- Pistol Triggers
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View at Apex Tactical Specialties
Featured in
Features
- •Drop-in kit
- •~5.5 lb pull weight
- •Flat-faced trigger
- •Reduced pre-travel, over-travel, and reset
- •Maintains factory safety
Capability Boosts
CQB+1
Reliability+1
Recommended For
Home Defense+2
first pistol+2
new shooters+2
self defense+2
bear defense+2
Duty/Patrol
+24 more
Where to Buy
Compare current prices and availability from retailers we work with.
RetailerPriceAvailabilityUpdatedShop
Optics Planet
Apex Tactical Specialties Action Enhancement Kit for the FN 509 Black
$160.00
Unknown
6h ago
View offerPrice History
90-day low $145.99More pistol guides & articles
Guides
Pros
- +Patent-pending geometry delivers a cleaner wall and shorter reset than any other 509 drop-in
- +Fits every 509 variant including Tactical, Midsize, Compact, LS Edge, and MRD models
- +Flat-faced shoe improves finger placement consistency under speed
- +Retains the factory trigger safety blade so carry legality is unchanged
- +Black, FDE, red, and Freedom Edition finishes available
Cons
- −Install requires full fire-control-group disassembly (30-45 min for most DIY shooters)
- −Pull weight reduction is modest versus competition-only hammer-fired kits
- −Pricier than comparable Glock/CZ drop-ins
Pairs Well With
Top matches
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Compatible Platforms
Compatibility Tags
family: handgunframe: fn-509
Build Your Custom Configuration
Add the Action Enhancement Trigger Kit (FN 509) to your build and see how it enhances your platform.