The Model 700 5-R features a 5-groove polygonal rifling profile (the "5-R" designation) that reduces bullet deformation and fouling compared to conventional 4-groove rifling. A favorite for military and law enforcement qualification. Type: Rifle Action: Bolt-Action Caliber: .308 Winchester Capacity: 4 Year introduced: 2011, USA Weight: 108.8 oz Overall length: 41.75" Status: Active Military use: Yes Intended use: Military, Law Enforcement, Precision Shooting