The Yonex Astrox 55 has a great looking black/silver coloring. The racket is made of High Modulus Graphite. The Yonex Astrox 55 has a 'head heavy' balance point, which makes this racket ideal for attacking players, who are looking for more power in the smashes. The medium flexible shaft provides a very good balance between power and control.Yonex is introducing the new ASTROX 55 racquet with Rotational Generator System. The counter balanced head adapts to each shot, helping you to control the drive and attack the opposition with increased acceleration, steeper angle and power on the smash. Brand: Yonex Frame weight: 78 gms Flexibility: Medium Flexible Frame length : 67.5 cm Balance Point: Head heavy Material: H.M. Graphite Max Tension:24 bs Series: Astrox Color: Black, Silver Headshape: Isometric Cover: whole Racket Cover