The Wilson Whip 170 Racquetball Racquet options Energy Hinge era which enlarges the candy spot for optimum Energy. Basalt Fibers are woven longitudinally filtering undesirable excessive frequency and turning in a blank comments with the easiest really feel. Specs: Degree: Complex. Energy Degree: Prime. Headsize: 106 sq. in. Grip Dimension: 3 five/eight & 3 7/eight. Weight 170g (unstrung).