The Morich Ravage IV is an Overseas Release and is now available exclusively through bowlingball.com. The Ravage IV features the Extra Hybrid Reactive coverstock combined with a strong asymmetrical core providing easier revving action, increased flare potential and a stronger more continuous breakpoint.Designed to increase length while retaining energy longer, increasing the rev rate at the breakpoint, producing a mind boggling entry angle, resulting in amazing pin carry and scoring potential on drier lane conditions. Product Type Bowling Balls