This series is introduced in 2008. The innovative  3-PIECES-TECHNOLOGY enable us to produce a super low torsion racket. It give you a very solid and stable racket. This system is using on the Furious 1000/2000 rackets. Furious 60 is a woven Kevlar, extra stiff badminton racket. Furious 767 is using a new zig-zag groummet system.