…Titleist Brand Ambassador Sean O’Hair. Sean, who will be trusting the New Pro V1 golf ball, 917D3 driver (10.5°), 915 fairway metals (15°, 18°), 716AP2 irons (4-PW), Vokey SM6 wedges (50°, 55°, 58°) and a Scotty Cameron Concept 2 Notchback putter, has won four times on the PGA Tour, most recently at the 2011 RBC Canadian Open.