League pick
Louisville Slugger Omaha USA (−10/−11)
$119.99
Dizzy Dean 5–12 allows USA — Omaha is the budget stamp-safe bat.
Shop on Amazon →Dizzy Dean Baseball bat rules
Dizzy Dean is listed by USA Baseball among USABat-adopting orgs, but Dizzy Dean’s own rulebook is more permissive for ages 5–12 than a pure USABat-only league.
Ages 5–12USA · BPF 1.15 · BBCOR
Ages 13–19BBCOR required
Barrel sizes 5–122¼ / 2⅝ / 2¾ OK if stamped
Altered batsLifetime ban
2025 Common Rule 2:07 (summary)
- Ages 5–12: non-wood bats must meet 1.15 BPF with a clearly identifiable manufacturer stamp or be legal BBCOR or legal USA bats. Barrel diameters 2¼″, 2⅝″, and 2¾″ are contemplated in that age band when properly stamped.
- Ages 13–19: non-wood bats must meet BBCOR, −3 drop, max 2⅝″ barrel.
- Broken/cracked/denting bats that deface the ball are illegal; illegal-bat use can eject player and head coach.
Sources: 2025 Dizzy Dean Baseball Rules (PDF) · USA Baseball — About USABat
Confirm the current year’s PDF on dizzydeanbbinc.org before a World Series or state tournament — Dizzy Dean updates common rules annually.
Our pick for this league
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Page reviewed: October 23, 2026