The Rise Armament REV 535 Trigger is a drop-in trigger that features built-in pins for easy installation. This trigger is designed with a striking black and red color scheme, making it a distinctive addition to your rifle setup.Key FeaturesDrop-In Style: This trigger is designed for straightforward installation without the need for gunsmithing.Built-In Pins: Equipped with built-in pins to simplify the installation process.Color Scheme: Features a modern black and red color combination for a stylish look.