Ruger Mini-14 Ranch, Semi-Automatic Rifle, 223 Rem/5.56NATO, 18.5 Barrel, Blued Finish, Alloy Steel, Hardwood Stock, Adjustable Rear Sight, Blade Front Sight, 5Rd, Picatinny Rail, Scope Rings, 2 Magazines 05801 Ruger Mini-14 Series Autoloading rifles feature a Simple, rugged, Garand-style action with a breechbolt locking system, fixed-piston gas system and self-cleaning moving gas cylinder. This system provides unparalleled reliability under harsh operating conditions.