Midwest Industries Drop In Trigger for AR-15 Curved 3.5lb with Anti Walk Pins Black

Features: 3.5lb Single-stage trigger system Allows you shoot more accurately with less effort Ultra-smooth break with a crisp clean release Fits small pin size (.154) Quick reset and low overtravel for enhanced speed Interior parts are S7 tool steel with heavy-hit hardening then black nitride finished for enhanced strength and corrosion resistance Lightened trigger pull (3.5-lb. pull weight) Lightened hammer Drop safety feature Self-contained design makes it easy and quick to install with no fin