Ontic M Pulse Tri Gold Mallet Putter The M Pulse Tri Gold Mallet features our Dynamic Sole Technology DST , our patented USGA conforming Self Adjusting Lie Angle Locking System, and our Tri Gold adjustable weight system. Weights included are 350, 370 and 390 grams. The head is CNC machined from 6000 Series aircraft grade aluminum, available in gunmetal black or platinum pearl. All components are CNC machined from phosphorus bronze. Includes custom machined Adjustment Key and attractive head cover