The Ultra Carbon 4 material (lighter, harder, more resistant to breakage than normal graphite) of the Isoforce 9051 allows for a torsionally 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 to move 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
Medium shaft flex, good balance
The perfect combination of hitting precision and extreme acceleration of the wheel
Supplied strung with Yonex BG65 Premium Badminton String at 24lbs tension.