IRON BRIDGESTONE BS-LD AIR SPEEDER 22 #7-9PS LEquipped with 3 female specific designs and a New SP COR. Easy to raise the ball and fly firmly. Equipped technology: Equipped with a new SP COR that evolves flying through the irons. Expands the high first speed area, and pursues strong flight against mis hits. 1. New SP CORThe high first speed area is expanded, and the pursuit of wide rebound force. Internal polymer absorbs excess shock Provides a comfortable feel2. Pocket cavity construction &