Used Demo Marucci 2019 CAT 8 Connect 5 USSSA Baseball Bat 31 26 31 26:White Red 5 8 SUPPORTIVE LINER Junior DP151KB06 Med Blk Used 5 8 SUPPORTIVE LINER Junior Fit with an engineered mesh creates a sock like comfort with added breathability and ample padding for support DURABLE INTEGRATED FRAME Lower center of gravity provides stability and balance with a 3WD design upgradable to 80mm ROLLERBLADE PERFORMANCE WHEELS 72mm 80A wheels paired with SG3 bearings for better wear and moderate speed not the equipment Specifications: 2 3 4 Inch Barrel Diameter the bat's overall stiffness is increased substantially in order to maintain energy transfer to the ball while diminishing any unwanted vibration to the player's hands