Marucci"s CAT 5 Squared, with a stiff one-piece construction, utilizes the most responsive metal in the industry and is balanced just like a Big League bat to produce more bat speed and more control of the bat. 2 5/8" barrel BBCOR Certified - Approved for play in collegiate and high school leagues. Patented Anti-Vibration Knob decreases negative vibration and increases confidence and power. Additional handle weighting reduces M.O.I. for optimal balance. Increased bat speed through hitting zone with reduced swing weight. Contour of bat developed based on popular MLB models used Albert Pujols and Chase Utley","Marucci","Ballgloves > Baseball Bats > Marucci Bats