Wilson n5 Oversize is a tennis racket with head size 110in² and a string pattern 16x20. The declared unstrung frame weight is 260g, the balance is equal to 355mm and the stiffness is 61 RA.
Wilson KFour 112 is a tennis racket with head size 112in² and a string pattern 16x20. The declared unstrung frame weight is 265g, the balance is equal to 365mm and the stiffness is 75 RA.