HYBRID MARUMAN SG M230Speed Bow Head Design The newly designed shape enhances Aerodynamics, allowing for more speed & stability throughout the swing, this results in more consistency of distance and ball flight. 2 Tone Crown The unique design helps the player align the ball better to the center of the face, while also aiding in alignment down the intended target line. Radial Spider Face Allows for greater face flex at impact, imparting more speed to the ball and in turn