Description Ruger Security-Six chambered in .357 Magnum with a six-shot cylinder and a 4″ barrel. Manufactured in the first year of production in 1972, with serial number 150-20712. Blued barrel, frame, fluted cylinder, textured trigger, and hammer. Checkered diamond grips with Ruger medallions. Adjustable rear sight and fixed front blade. Comes with a Bianchi leather holster. Must ship to FFL or C&R holder. Condition: Very Good with light scratches and wear from normal handling and operation. Cylinder drag line. Finish loss near and around the muzzle. Wear on the moving parts and contact points. Chip/ deep scuff on bottom right edge of the right grip. Very clean rifled bore. Barrel Length: 4″ Serial: 150-20712 Manufacturer: RUGER Year: 1972 Caliber: .357 Magnum Model: Security Six Book# 02316