Dunlop force 100 tour tennis racket the force 100 series is a scaled up version of the force 98 series scaled up means bigger headsize thicker tapered beam bigger sweetspot and most importantly more power the frame is based on the same design dna as the force 98 series with an ultra aerodynamic frame profile for slicing through the air with minimal effort the force 100 tour is 10g heavier than the force 100 and is an ideal racket for advanced players with full fast swing speeds lookin