The Ultra Carbon 4 material (lighter, harder, more resistant to breakage than normal graphite) of the Isoforce 5051 allows for a torsion-resistant construction for maximum hitting precision. Premium 2-piece construction
Mega Power Zone = enlarged eyelets at 3 and 9 o'clock. They also allow the string toove in the frame area and create an even greater springboard effect and more acceleration
Racket/shaft is 1cm longer for more leverage, pressure and power
The high flexibility of the axis offers a powerful support to the acceleration of the shuttlecock
U profile inside the head. Strings can vibrate more, resulting in more springboard effect and more acceleration
Supplied strung with Yonex BG65 Premium Badminton String at 24lbs tension.