New Marucci CatX Vanta Connect BBCOR Baseball Bat: MCBCCXV Black Silver Size:33 30 2 mm) Lowest Swing Weight 31 18.5:orange 2 mm) Lowest Swing Weight Index in the 2017 Power Brigade Lineup Patented ConneXion Technology Maximizes Energy Transfer and Eliminates Vibration TCT Thermo Composite Technology Two Piece A balanced barrel and 3Fusion Connection helps this bat gets through the zone effortlessly while cutting down vibration on impact and a better overall feel Stiffer S 40 Composite handle helps transfer more energy faster from athlete to ball for more performance multi directionalA composite barrel with a wider sweet spot for increased performance Finely tuned barrel profileA creates a more balanced design