Pistol TriggersMid-Range

Apex Tactical

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.

No image available

Quick Specs

Price
$146
Weight
N/A
Brand
Apex Tactical
Category
pistol-trigger

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.

Optics Planet

Apex Tactical Specialties Action Enhancement Kit for the FN 509, Black, 119-125

$160.00
Out of stock
1d ago
View offer

Price History

90-day low $152.00
$160.00$152.004/266/97/22

Compatibility Tags

family: handgunframe: fn-509

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

Compatible Platforms

+208 more

Pairs Well With

Top matches

Similar Products

Related Guides & Articles

Build Your Custom Configuration

Add the Action Enhancement Trigger Kit (FN 509) to your build and see how it enhances your platform.

Start Building