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Franklin Armory BFSIII Binary Trigger – AR-15

SKUFA-BFSIII-AR15-001
$399.99
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Specs at a glance

Franklin Armory BFSIII Bina… SPECS AT A GLANCE 4.5 lbs WEIGHT
Editorial diagram — measurements verified during testing.

About this product

The Franklin Armory BFSIII is the industry-standard binary trigger system for AR-15 platforms. It fires one round on pull and one round on release, effectively doubling your rate of fire. Features a three-position selector: safe, semi-auto, and binary mode.

Operating Modes

  • Safe — No fire, standard safety position
  • Semi — Standard semi-automatic, fires on pull only
  • Binary — Fires on pull AND release of trigger

Specifications

  • Pull Weight: 4.5 lbs (pull), 3.5 lbs (release)
  • Selector: 3-position (Safe/Semi/Binary)
  • Material: S7 tool steel hammer, 8620 steel components
  • Includes: Trigger, hammer, disconnector, springs, pins, selector

What's in the box

  • Franklin Armory BFSIII Binary Trigger – AR-15
Sources & methodology. Editorial review and rating by Gavin Roscoe based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$399.99