Description The n180 features Wilson nCode, Power Holes, and EPS Extra Power Strings technology. 
EPS creates the longest main strings available on a racquet for increased power.Comes pre-strung with Wilson Helix string.nCode technology is a revolutionary new process that delivers unparalleled stability, frame integrity, and power. According to Wilson, nCoded racquets measure 2 times stronger, 2 times more stable, and up to 22% more powerful than ordinary racquets. 
Specs: Headsize: 690 sq. cm/ 107 sq. inches Grip size: 3 7/8 Grip type: Micro Dry Hybrid Weight (strung): 180 grams Balance (strung): Head Heavy Length: 22 inches / 56 cm Cross section: 21 mm: Stringing: strung String Pattern: 14 * 18 Recommended String Tension: 28-33 lbs. Retailed for: 120.00