The Ruger No. 1 Standard in 243 Winchester is a classically elegant falling-block single-shot built on Alex Henry-style lines. The 26-inch barrel with quarter-rib and Alexander Henry forearm define the Standard variant. Type: Rifle Action: Single-Shot Caliber: .243 Win Capacity: 1 Year introduced: 1967, USA Weight: 43.5 oz Overall length: 42.25" Status: Active Intended use: Hunting, Collector