Volkl-2013 Powerbridge 10 Mid Tennis Racquet-() An update on a high-performance classic, the Volkl Powerbridge 10 Mid is a perfect piece of sports equipment for tournament players. With a 93 square inch head size and a significant 11... 93 Sq. In. | 19Mm Frame | 11.6 Oz. Size - (4_1/2) | Color - (See Description) Authorized Volkl Dealer. All racquets are strung and ready for the courts! SEE SELLER DETAILS FOR RETURN POLICY.