Ulises Blanch 1st Service 3.0

Ulises Blanch (*1998 / Portorico / USA) - 1st service 3.0 - end of "follow-through one" with a perfect long-axis pronation of a helix form, during a match - 2015 Orange Bowl U18 - Veltri Tennis Center - Plantation - greater Fort Lauderdale - Florida - December 2015