S3-3 BBCOR BAT 34/31 are designed for MOI and fast speeds. SPEED=POWER. THT100 Scandium alloy barrell for an expanded sweet spot and greater durability. Performance diamond grip. 2 5/8" Barrell. Bat has a one year warranty on it. All Aluminum and Composite bats with warranty issues must be directly returned to Easton by the consumer. Contact Easton Warranty Department at 1-888-259-1297