Product description the dg spinner has been designed to increase ball spin during those all important wedge and approach shots powered by a specially engineered section just beneath the grip dg spinner can increase your balls spin rate by as much as 700 rpm the result a wedge shot with greater stopping power on the green and the proven accuracy that has made dynamic gold technology the number one iron shaft on tour dg spinner shafts are an optimized wedge series and available in two flexes