Li-Ning AXForce 80 Badminton Racket (Unstrung) (Black/Gold)The Li Ning AXFORCE 80 is a premium badminton racket that is made for those who have their eye on the prize. This ballistic racket has a head heavy profile and dons a slim middle flexible shaft of 6. 6 mm. The rackets performance is further enhanced by applying Li Ning patented technologies Wing Stabilizer, Box Wing Frame, HDF Shock Absorption, FRTP Technology. This is a 4U racket offering a string tension of up to 30 Lbs. SPECIFICATIONS Material: