The Ai-Dual Jailbird 1/2 Ball Cruiser putter combines an Ai-Dual insert with a deeper, more aggressive Frd Groove. Its 19 degree slope works with the dual layer design to improve forward roll across the face. The SL 90 shaft adds a steady feel, while the

Details The Ai-Dual Jailbird 1/2 Ball Cruiser putter combines an Ai-Dual insert with a deeper, more aggressive Frd Groove. Its 19 degree slope works with the dual layer design to improve forward roll across the face. The SL 90 shaft adds a steady feel, while the 1/2 ball alignment aid frames the ball to help center impact and refine aim in a stable cruiser build.