The Meiga Mini is a one handed training bat that is used for softball or baseball strength training. The Mini is perfect for various top/bottom hand drills. This 12 inch softball or baseball training bat can be used to strengthen hand/wrist/forearm muscles that are important in developing muscle memory during a swing. The one arm trainer has an adjustable weight transfer on the bat shaft which changes the center of gravity of the bat. While in use, this feature creates a lighter or heavier feel. The Meiga Mini is a perfect tool as a softball or baseball training aid. 48 ounce weight.