: To be verified as legal, a bat must pass through the gauge, which limits dimensions to: Width : 4.25 inches (10.8 cm). Depth (the "Meat") : 2.64 inches (6.7 cm). Edges : 1.56 inches (4.0 cm).
To avoid counterfeit or low-quality equipment, players must verify the "grade" and origin of their bats. test bat air verified
: Umpires use a house-shaped tool called a "bat gauge". : To be verified as legal, a bat