HEAD Gravity Pro Tennis Racket - Unstrung - 2025Head Size 100 Sq Inches Weight 315g Balance 310mm String Pattern 18x20 Description; Feel the force with the GRAVITY PRO, which has been upgraded with advanced Auxetic 2. 0 technology for a plush impact feel and improved stability. With its distinctive, rounded head shape and enormous sweetspot, this racquet gives aggressive next generation tournament players the control, flex and forgiveness they need to hit hard and dominate any opponent. The