The Wilson Force 165 BLX squash racket is head heavy balanced to ensure added stability & more spin & features a 77.3in 2 (499cm 2) head. The Power Holes technology provides increased sweet spot & power, whereas the BLX technology results in excellent vibration resistance & cleaner feedback. It offers a heavier frame (5.8oz) & comes strung with the Sensation Strike string to guarantee unmatched balance of power & precision.