This is a TriggerTech Trigger known as the Adaptable, model AR0-TBS-25-NNC.
The Adaptable AR Primary Trigger was built to satisfy the demand of having one trigger capable of enhancing the accuracy and precision of an AR in every role. Featuring Frictionless Release Technology" this drop-in AR trigger has a short" two-stage action" designed to feel like a 1911 trigger" that provides a true zero-creep break" extremely short overtravel" a sub 0.030" tactical reset and offers outstanding reliability" even in the harshest environments. Utilizing CLKR Technology" the pull weight is quickly and confidently adjusted from 2.5 - 5.0 lbs. in 2oz increments from a set screw with the trigger installed. Due to there being truly zero creep" most shooters report the pull weights feeling 0.5lbs lighter than a friction based trigger of the same measured pull weight.
Features:
7075-Aluminum Housing
Short Two Stage Action
Adjustable Pull Weight
440C Stainless Steel Internal Components