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Bat Rules for 2018 Season

By NYBA President - Travel, 12/08/17, 12:00PM CST


Get the latest information on USA bat requirements for 2018

If needed, the NYBA will provide each travel team one or two bats that meet the specifications below. If players want to use their own bat, please be sure it meets the specifications below. Please contact us with questions.

The NYBA traveling teams compete in the MBL which is requiring the use of USA Baseball bats during league play; MBT tournaments will follow the same requirements.

Note: Official league or tournament rules will take precedence over information below (if different).

Age Level

Bat Barrel Size

Maximum Differential*

10U, 11U, 12U, 13U

2 ¼”


2 ⅝”


14U, 14/15U

2 ⅝”



2 ⅝”


*Weight differential (or drop): Refers to the difference between the length of the bat (in inches) and the weight of the bat (in ounces).
Example:  L = 32 inch, W = 27 oz, differential = -5 or drop 5.

You can find the approved bat list from USA Baseball for 10U-14U. Any player may a use BBCOR stamped bat or a wood bat.

Depending on your player's age group, look for the following certification stamps when selecting a bat.