Featuring a consistent fixed 3.5lb. pull, the TriggerTech® AR-9 Single Stage Duty Trigger is a drop-in rifle upgrade, designed to deliver dependable service and unwavering reliability in any tactical or duty application. Hardened 440C stainless steel internal components and an anodized 7075 aluminum housing combine with TriggerTech’s Frictionless Release Technology™ to provide unmatched corrosion resistance and extended service life. Better yet, this drop-in trigger system easily installs on any Mil-Spec lower receiver using standard Mil-Spec 0.154” pins (not included) and is backed by TriggerTech’s dependable lifetime warranty, promising years of dependable service you can trust your life with. What are you waiting for? Order yours today!