... Ultral high stiffness increases the lifespan of the carbon fiber badminton racket2.high tension to make the athlete play more ... comfortableProduct Type:Badminton RacketMaterial:carbon String Tension:22-28LBSBalance Point:285+/-5 mm ... selling carbon fiber sports equipment.Such as the carbon fiber badminton racket,the tennis racket,golf clubs shaft,fishing rods, ...