"TriggerTech set out to create triggers that deliver exceptional performance without compromising safety, reliability or durability. This mission drove the design and development of Frictionless Release Technology™ (“FRT™”). FRT™ is a departure from all other triggers in the industry as it utilizes TriggerTech’s patented free-floating roller to deliver precise trigger control."  -TriggerTech 

Triggertech triggers are crisp and easy to use, increasing accuracy without compromising on safety.

Instruction Manuel here