2016 RIP-IT Senior One Big Barrel Baseball Bat Legal for USSSA 1.15 BPF Senior Leagues Made for 7-10 year old players. Ideal swing weight for the elite 1 through 5 hitters in the lineup 2 3/4" Barrel Diameter, -10 Weight Drop, Single Piece Alloy Design 30 Day Love it or return it policy  Get a refund if you dont love your new RIP-IT bat. 400 Day Warranty with unlimited replacements  Covers any issues you might have.