Product Information The Pro Staff Precision 100 affords advanced recreational players an excellent degree of precision and ball placement on every shot. Its basalt carbon fiber construction optimizes feel, while Perimeter Weighting System in the frame elevates torsional stability for added consistency. Heavy, sleek and control-oriented, the Pro Staff Precision 100 all but guarantees satisfaction for players looking to transition to the iconic Pro Staff franchise. Graphite composition provides excellent mix of control, feel and power with strong construction BLX - Basalt Carbon Fiber Composite reduces racket vibrations for better feel Perimeter Weighting System improves torsional stability Midsized head provides enhanced feel and control Cushion-Aire Grip lends more comfortable grip on racket handle Designed in the spirit of Wilson's iconic Pro Staff performance series Pre-strung Headsize 100 Sq in Length 27 in Strung Balance 33cm String Pattern 16x19 Strung Balance 33 cm Strung Weight 320g