The POSEY28 Pro Metal combines all the pop of the AZ105 Alloy with the feel of Marucci partner Buster Posey’s in-game model. • AZ105 alloy, the strongest aluminum on the Marucci bat line, allows for thinner barrel walls, a higher response rate and better durability• Multi-variable wall design creates an expanded sweet spot and thinner barrel walls that are more forgiving after o-centered contact• 2nd Generation AV2 Anti-Vibration knob features an upgraded, finely tuned harmonic dampening system for better feel and less negative vibrational feedback• Ring-free barrel construction allows for more barrel flex and increases performance with no "dead" spots• Precision-balanced barrel results in a lower M.O.I. and balanced feel for precision and control• One-piece alloy construction provides a clean, consistent, traditional swing• Professionally inspired handle features a removable taper and an ergonomic knob shape for more top-hand control and comfort• Micro-perforated soft-touch grip with extra tack improves feel and control.