ODYSSEY Men's Works 2-Ball Fang Putter (Steel) Fusion RX Insert - Here's the long story short: we've taken the most legendary insert of all-time - the most Tour wins, best feeling, best selling, all that good stuff Fanged Stability Design - Here's how we give you the stability and forgiveness for all that accuracy - The Dual Fangs position the clubhead's weight to the perimeter to increase MOI, so center hits are on point and off-centers are really accurate too 2-Ball/High Contrast Alignment - Here's where it gets really good; We've taken two of our best alignment technologies we've ever created and brought them together; The 2-Ball alignment system revolutionized the modern putter Roll meets feel when we couple the White Hot backer with an ultra thin stainless steel mesh with our patented Metal-X roll pattern Extreme Roll and Extreme Feel from an insert with no compromises