Welcome Opus - Callaway's very best in wedge design, taking wedge play around the world to an entirely new level. By utilizing an all-new Spin Gen Face Technology, three elements of spin come together to provide short game action and control like never before. We've spent hours poring over every detail of shape and design with the very best players in the world, so you can have a wedge that sits confidently behind the ball, poised to hit any shot your game may require. UST Recoil Dart HDC Graphite: