End Piece: for example, if you bought a 34" and want to convert to a 30", vice-versa, or Heavy Handle/Middle and want to turn it into a full-length bat, you can purchase an end piece to make a 28", 30", 31", 32", 33", 34", or 35" bat. Length and weight of the full bat (For this item you are only buying the end piece/foam sweet spot to add to an existing bat): 28" 19oz 30" 20oz 31" 20.5oz 32" 21oz 33" 21.5oz 34" 22oz 35" 22.5oz