Marucci CATX2 BBCOR Alloy Baseball Bat - Drop 3 The Marucci CATX2 BBCOR alloy baseball bat is meticulously calibrated to push the limits of performance. The CATX2 continues a legacy of athlete-driven advancements and exceptional engineering. This BBCOR bat features patented anti-vibration technology in the knob and endcap to reduce and absorb vibrations from both ends of the bat. As always, the Marucci CATX2 is constructed with a ring-free, multi-variable wall design allowing barrel diameters to be built to the maximum limit. This creates more surface area and higher overall performance. The Marucci CATX2 BBCOR alloy baseball bat is not just built better. It's built different!