Inspired by prototype designs crafted for tour professionals, the Scotty Cameron Phantom 11R OC (“R” for round, “OC” for onset center) redefines stability and feel in a revolutionary low-torque package. With a straight shaft installed directly in line with the putter’s center of gravity, the Phantom 11R OC promotes a square-to-path stroke with a natural, intuitive setup that inspires confidence on every putt.