Bat Size


Where aluminum bats are permitted, only approved “BBCOR” stamped aluminum bats in the 15U and above categories will be

permitted for use.


11U NONE 2 3/4 32’’
13U -10 2 3/4 34’’
15U (A / AA)      
BOYS -3 2 5/8 34’’
GIRLS -5 2 3/4 34’’
‘AAA’ * N/A 2 5/8 34’’
‘AA’ * N/A 2 5/8 35’’
‘AAA’ * N/A 2 5/8 36’’
18U Women -5 2 3/4 35’’
‘AA’ * N/A 2 5/8 36’’
‘AAA’ * N/A 2 5/8 36’’
Women -5 2 3/4 35’’

* Wood or wood composite only

  • For 13U, 16U Girls, Junior Women and Senior Women National Championships, a max barrel of 2 3/4” with (i) a 1.15 BPF
    (Bat Performance Factor) or (ii) USA Baseball Model with BBCOR “wood like” BPF is permitted. For the 13U National

    Championships using up to a minus 10-length/weight differential is permitted. For 13U National Championships using up to a minus 10- length/weight differential is permitted.  For 16U Girls, Junior Women and Senior

    Women National Championships using up to a minus 5 length/weight differential is permitted.
  • USSSA 1.15 and USABB bats will be both approved for play under Baseball Canada rules for the 11U and under categories.
    This allows for all previous & current 2 1/4”, 2 5/8” and 2 3/4” USSSA 1.15 certified bats to be used.
  • All Post Provincial Championships (Western Canada Championships and Baseball Canada National Championships) for
    categories 15U ‘AAA’ and above are wood or wood composite bat only Championships.
  • 15U A and 15U AA will now be able to use a drop five (-5) USSSA/USA non-wood bat that is up to 2 3/4" in diameter during league and provincial championships.
  • 17U Canada Cup Championship is a wood bat only championship.
  • 18U Girls are eligible to use up to a -5 bat with a barrel no more then 2 3/4” diameter. Girls using bats that are
    NOT -3 must have them clearly marked (colored tape around handle). Umpires must be notified of this bat prior to the game.



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