two-piece hybrid design: built with a s-series composite handle and azr alloy barrel, combining strength and performance for power hitters.anti-vibration technology: the liquid-gel system in both the knob and endcap helps absorb vibrations, providing a smooth and solid feel on contact.power-loaded barrel: end-loaded design with a high m.o.i. barrel for increased energy transfer and maximum power potential.available in multiple sizes: this marucci catx2 connect vice baseball bat is available in -5, -8, -10 drop with sizes 28/18, 29/19, 30/20, 31/21, 30/25, 31/26, 32/27, 33/28, 29/21, 30/22, 31/23, 32/24. certified for usssa play.commitment to athletes: as a company founded and operated by current and former big leaguers, marucci is dedicated to building quality baseball gear and baseball bats, providing athletes at every level with the tools they want and need to succeed.