Until March 31, the Rackets Lab Tests service will be included without additional cost in the Strings Lab Tests subscription. From April 1, they are to be considered as two separate services so new subscribers or renewals will have a different listing price than the current one.
Wilson Hyper Hammer 6.3 Oversize Traditional is a tennis racket with head size 110in² and a string pattern 18x19. The declared unstrung frame weight is 260g, the balance is equal to 360mm and the stiffness is 65 RA.
