Used Easton SL17MK8 31 23 Mako Beast XL Senior League Baseball Bat 2 5 8" Black Tennis Exon Tech Quad is an exoskeleton black yellow Exon Tech Quad is an exoskeleton four way ligament (ACL MCL LCL PCL) support with the individualized fit and multifunctional design Flyweight tech provides an advanced material fabrication with lightweight construction V Tech's ventilated flow through design keeps you cool while in motion ROM Tech is a pre curved design to provide full Range of Motion for maximized performance levels I Fit is an open panel design with adjustable fasteners providing an individualized fit optimized swing weight and ultimate sound and feel can be expected 2017 Easton SL17MK8 31 23 Mako Beast XL Senior League Baseball Bat 2 5 8" Black Balanced Swing Weight Extended Speed Barrel Game's Fastest Swing Speed HYPERSKIN Grip (Thickness: 1 Fully Composite Ultra Thin 29 32 Inch Composite Handle USSSA 1