Black 2-ball fang putter is a mallet design with perimeter-weighted fangs and sleek black finish. The O-Works putters with our revolutionary Microhinge Insert Technology have created a new way to roll, and they will change how golfers look at putting forever. Our Microhinge Insert Technology provides incredible gains in topspin and roll at impact regardless of your stroke. The stainless steel Microhinge plate is co-molded into our Thermoplastic Elastomer Feel Layer and providing great feel.