Head Geo Speed 4 3/8 Black Tennis Racket 231375 SC30. This Head tennis racket is perfect for beginners and recreational players. Its oversized head facilitates accurate shots, while its weight ensures stability during strokes. Geo Power technology promotes power, control, and ball feel, while the open string pattern facilitates spin. The extended handle extends reach, and the aerodynamic design improves maneuverability on the court. Technical data: Handle size: L3 (4 3/8) Material: aluminum composite Weight (unstrung): 295 g Racket length: 69.8 cm / 27.5 in String pattern: 16x19 Balance: 33 cm Head area: 680 cm² / 105 in² Grip: factory Pre-strung: yes Cover included: yes (half cover)