New Other Recoil ES UST Mamiya 460 F2 +.5" R Flex Black Silver Golf Club Shaft OSFM:Gray Silver 8 A durable rubber armored Constructed from Rawlings world 8 A durable rubber armored coating ensures a non slip grip This bat is finished off with the RCK Knob that allows the bat to sit comfortably in the hands and eliminate much of the pain distance and trajectory control Recoil Technology provides optimal spring effect in the walls of the shaft and more efficient energy transfer to the ball for increased velocity and greater distance ES = Enhanced Stability for more control and feel Stiffer mid and butt produces better shot control Softer tip improves feel and trajectory Lower torque for improved shot dispersion