Aero M4E1 upper chambered in 6.5 Creedmoor; 22" heavy barrel, precision competition and hunting build. Type: Rifle Action: Semi-Automatic Caliber: 6.5 Creedmoor Capacity: 10 Year introduced: 2021, USA Weight: 104 oz Overall length: 34" Status: Active Intended use: Precision, Hunting, Competition