Up For Auction New SuperStroke Tour 17" Golf Putter Grip Color:Black/White Overview Created at the request of PGA Tour Professionals, the Super Stroke 17" Tour putter grip features a slightly oversized pistol shape with Parallel Technology ideal for players looking for a more traditional putter shape in an extended length putter grip. The 17" Tour grips are manufactured from an incredibly tacky polyurethane material providing amazing comfort and feel. SPYNE TECHNOLOGY | Repeat Hand Positioning Advanced Spyne Technology is specifically engineered to aid in repeatable hand positioning. Repeatable hand placement leads to greater consistency in squaring the putter face at time of impact during the stroke.