If you need to use the. guidelines to cite sources, there are two formats you can use. The author-date format is often used in the physical, natural, and social sciences, while the note-bibliography format is more common in the humanities (literature, history, and the arts).
The BBCOR one-piece bats are made of composite or metal and they are one solid piece from the barrel to the handle. The two-piece bats have separate barrels and handles. The two-piece bats usually have different materials, with a composite handle and a metal or composite barrel.
Choosing the Best BBCOR Bats. As high school and college players adapt to using a BBCOR bat, many begin to form brand loyalty. In some cases, this starts even before these levels. Many hitters choose the same model bat, year in and year out, because that is their personal preference.