SSK Skybeat 31K WF-L JH (SBK31JH16) This is a metal bat for junior high school hardball. It is 83cm long and weighs 820g, and is popular as a vertical polishing model for high school baseball. Although there is a feeling of use, there are no cracks, dents, or major scratches, and it can be used without any problems. Please check the condition in the images. Model number: SBK31JH16 Length: 83cm Weight: 820g average Balance: WF-L (All-around balance / slightly mid-balanced) Material: Metal Features: Vertical polishing model: Special polishing on the bat surface reduces friction between the ball and the bat, creating sharp hits. Hitting feel: Compared to Mizuno's V Kong, it is evaluated as a bat with a hitting feel that "bounces" the ball. Vibration-dampening grip: Equipped with a grip that reduces impact and vibration to the batter, providing a comfortable hitting feel. Target: Suitable for junior high school hardball baseball, as well as senior, boys, young, and pony leagues. Thank you for viewing.