NCTB — Northern California Tournament Baseball

Major Northern California / Bay Area tournament and league brand for travel baseball. Rulebook: playnctb.com.

≤14U AAUSSSA 1.15 / BBCOR / wood

14U Open+BBCOR −3 / wood

15U–18UOften wood-only events

Altered batsIllegal

Published bat pattern (NCTB rulebook)

14U AA and younger: permanent 1.15 BPF mark, BBCOR .50, or wood.
14U Open / Major / AAA and older: NFHS-style BBCOR −3 or wood.
Many 15U–18U NCTB events are wood only unless the event page says otherwise.

Sources: NCTB Baseball Rulebook · NCTB Local Rules & Policies. Event pages can tighten further.

Confirm with NCTB: Classification (AA vs Open) changes the bat. Read the event tab, not just the general rulebook.

Maximum barrel diameter (inches) commonly published for this program. Length and drop limits are separate — check the notes.

NCTB published rulebook equipment section. Confirm event classification tab.

Confirm with your league: Exact barrel caps can differ by age group and season PDF.

Rules change. Always confirm with your league or event director before game day.

Page reviewed: October 23, 2026