Used Rawlings QUATRO PRO Baseball Bat 28 18 USSSA 2 Pc. Composite 2 3 4" Blk Rd White green make sure Ringside is in One Size:Leather make sure Ringside is in your corner Longer back hem keeps you covered while you move the USSSA QUATRO PRO 10 separates itself from competing models UNIQUE COMPOSITE LAYERING creates enhanced trampoline effect across the entire length of the barrel REDESIGNED COLLAR CONSTRUCTION creates a durable locked connection joint and reduces vibration at point of contact REMOVABLE BLAST MOTION SENSOR PORT allowing players to analyze their swing data and metrics to elevate their game Blast Motion sensor sold separately CERTIFICATION: Approved for use in all USSSA 1