Easton Adult Bb13X2 Xl2 Composite/Tht100-3 Bbcor Baseball Bat 2-5/8" barrel diameter, BBCOR Certified 31/32" SIC black carbon tapered handle with performance diamond grip Extra-long barrel design for massive sweet spot and expanded hitting zone Patented two-piece ConneXion technology for optimized feel at impact while maximizing energy transfer THT100 scandium alloy barrel for greater durability and expanded sweet spots