New MARUCCI F5 SL 10, 4TH GEN USSSA Senior League 2 3 4" Barrel Baseball BAT Size:30 20 PIVOT HEAD ADJUSTMENT FOR GROUNDER It also features nine PIVOT HEAD ADJUSTMENT FOR GROUNDER & POP FLIES The Easy Knob Adjustment Allows You To Pitch Grounders & Pop Flies So You Can Perfect Your Fielding Practice AUTOMATIC 12 BALL FEEDER INCLUDED The Heater Includes an Automatic Ball Feeder Which Allows A Baseball To Drop Into The Machine Every 8 Seconds 100% Polyester Imported Elastic closure Hand Wash Designed to heat up the coldest of pool waters Multi variable wall design creates an expanded sweet spot with high durability Ring free barrel technology offers greater performance with no “dead” spots Balanced consistent