The [K] represents the four new proprietary Wilson technologies which result in enhanced [K]ontrol.
By definition "FACTOR" represents anything that actively contributes to the production of a result
Wilson [K]Factor combines the next generation in NANO technology and unique frame engineering innovations, that result in the ultimate line of [K]ontrol racquets for all players
-New all-around [K] Factor racket
-A lightweight and forgiving racket for anyone refusing to compromise with the equipment
Wilson [K] ROCK FEATURES:
Head Size: 354cm (55 in)
Player type: All-Around