TriggerTech Trigger, 3.5LB Pull Weight, Fits AR-15, Competitive Flat Trigger, Two Stage, Black Finish, Includes Installation Tools, Instruction Book, & TriggerTech Patch AR0-TBB-33-NNF The Competitive AR Primary Trigger is a non-adjustable trigger designed to enhancing the accuracy and precision of an AR for roles that consistently favor a lighter pull weight. 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 over-travel" a sub 0.030" tactical reset and offers outstanding reliability" even in the harshest environments. The pull weight is fixed at 3.5 lbs. and 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.