Shop our approved BBCOR Baseball Bats. We have the top models from Easton, Rawlings, Marucci. Financing available on all Bats. We have big barrel and smaill barrel Bats. Free Shipping US48! Financing Available in Checkout! BBCOR Bats weights to choose from are 14 to 31 oz. The length can vary from 20 Inches to 34 Inches long. The Barrel can vary from 2 1/4 to 2 5/8 up to 2 3/4 inch in Diameter. BBCOR Bats vary in weights from 14 ounces to a maximum of 31 ounces. When choosing what weight your bat should be, go by your past experiences and the unwritten law on it is that it is always better to error on picking a bat on the lighter side versus the heavier side.