The Powerbilt TPS X-Type Series B100 putter is a popular blade style design with contrasting color-scheme provides for easy alignment.The Powerbilt TPS X-Type Series M600 putter is a high MOI mallet design with contrasting color-scheme provides for easy alignment. The Powerbilt TPS X-Type Series M900 putter is a high MOI mallet design with contrasting color-scheme provides for easy alignment.