The ATI Omni Hybrid Maxx is an updated version of the Omni Hybrid with a redesigned polymer lower offering improved durability, an enhanced trigger guard, and updated finish for better longevity. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2015, USA Weight: 56 oz Overall length: 32" Status: Active Intended use: Home Defense, Tactical