The Carboflex series specialises in lightweight rackets, and this third-generation racket features the X-One Biphase string, with the latest technological breakthrough, for maximal power, higher tension resilience and increased durability.Specification:*Construction: Graphite and Basaltex*Weight: 140g / 4.9 oz*Balance: 355 mm*Head Size: 500 cm2 / 77.5 sq.in.*String: X-One Biphase*Grip: Tec Dry