The Rise Armament Advanced Performance Drop-In Trigger Group features a crazy-fast reset, nearly nonexistent over-travel, and a smoother, crisper, lighter trigger pull. The RA-535 Advanced Performance Trigger (APT) helps you fire more quickly and accurately. The single-stage trigger group is easy to install. Self-contained design makes it easy and quick to install with no fine-tuning needed and with a quick reset, the trigger give you faster response times between shots. Includes free anti-rotation pins.FeaturesSingle-stage Trigger3.5-lb. pull weightLightened trigger pull with super-crisp release to improve accuracy and increase target acquisitionCombines straight trigger functionality and comfort with curved controlSelf-contained design makes it easy and quick to install with no fine-tuning neededAnti-rotation pins includedFits most 308 and .223 AR style platformsManufactured and assembled according to strict AS9100 aerospace requirements, which are more stringent than standard gun...