The J143M has a medium barrel with a short taper to a thin handle that runs straight into the knob. The J143M offers an extremely long barrel and a large sweet spot. This bat is one of the most popular Old Hickory models in professional baseball year after year.
Dimensions: 2 1/2 barrel (medium/large), 29/32 handle (thin), standard knob
**Compatible with Diamond Kinetics Swing Tracker Sensor**