A refined second-generation PHTC with an updated CSAT rear sight, lighter handguard, and ALG trigger. Distinguished from the original PHTC by the Patrol designation, indicating configuration optimizations derived from law enforcement field feedback. Type: Semi-Auto Rifle Action: Gas-Operated Caliber: 5.56x45mm Capacity: 30 Year introduced: 2014, USA Weight: 7 oz Overall length: 34.5" Status: Active Intended use: Tactical, Patrol