what size bat for youth baseball
1 The 2Â¼ inch bat ring must be used for bats in the Tee Ball, Minor League and Little League Baseball divisions. 2  The 2 5/8 inch bat ring must be used for bats in the Junior, Senior and Big League divisions of baseball. 3  NOTE 5: An illegal bat must be removed. 4  Any bat that has been altered shall be removed from play.