Used Mizuno F19 Carbon 2 32 22 340474 Fastpitch Softball Bat Black Blue 32 22:Black Blue The heel cup offers a 12":Black The heel cup offers a secure fit ' 2 5 8 Inch Barrel Diameter ' 3 Length to Weight Ratio ' BBCOR Certified ' 2 Piece Double wall: gives you higher peak performance right out of the wrapper with a larger sweet spot for more power and forgiveness X Zone: creates a massive sweet spot by adjusting composite angles in 10 specific zones across the barrel Anti shock: reduces vibrations felt in the hands for a more comfortable swing Speed helix grip: designed to provide comfort and durability One Piece Construction for less flex and higher performance Approved for: ASA ISA Mizuno F19 CRBN 1