ESPN's Jeff Passan detailed how the bats were created and introduced in the majors, revealing that minor league hitting coordinator Aaron Leanhardt developed a way to increase the size of the barrel of the bat without increasing the weight.

It's been revealed that the Yankees are using new custom bats known as "torpedo" bats, which have more wood at the label to give a larger spot to the area where players make contact. They've hit so many home runs to start the season, but it's a very small sample size. Is it the bats? Or is it that the Milwaukee Brewers ' pitching is just THAT bad?

Several New York Yankees' players used a "torpedo bat" that helped set an MLB record for home runs. What is a torpedo bat? Is it legal? What to know.