The Thruster K 280 Power Series G5 4U Strung Badminton Racket provides superior control with its frame and shaft materials composed of Graphite + Resin. With a 4U weight and G5 grip size, this racket handles well in motion and offers a string tension of 30 lbs (13.5Kg). With Victor Technologies such as FRS and Powr Box, the racket provides a stiff S-level frame feel.