HIGHLIGHTSPDI® – Power Drop In Trigger Significant AR Upgrade 2 lb. Pull MIL-Grade Hammer Strike, No LPS, Ever Titanium-Nitride & H&M BLACKNITRIDE ™ Finishes Exceptionally Smooth Feel Enhanced Corrosion Protection Polished Look 9mm PCC Blowback Tough Hammer Collision Bumper Disconnector Crash Protection Disconnector Spring Crush ProtectionBONUS BENEFITSFlat Trigger Bow with a Backbone™ HIPERSHOE® Finger Pad Revolution™ Changes the Trigger Lever Length for Fine Weight Adjustment Changes the Trigger Lever Length to Further Adjust Pre-Travel Position Your Finger in the Same Place Every Time Reduces the Perception of Trigger Weight Still Further US Patents: 9052149, 9175917, 9696103, 10006733Standard BenefitsSemi-Auto Single-Stage Crisp, Clean, Trigger Break Very Short Over-Travel Very, Positive Reset You Can Feel and HearCOMPATIBILITY / NOTICECompatible with milled and forged AR-15/AR-10 receivers manufactured to Mil-Spec diameter Compatible with AR-15 9mm Blowback Systems NOT compatible with HECKLER & KOCH and HAENEL Firearms NOT compatible with SIG SAUER MCX Firearms Installation may only be carried out by qualified persons
