Advanced Spike Power

Maximum spike power comes from the full kinetic chain and explosive athleticism — NOT from tensing up to 'hit hard.' It builds on everything: an explosive approach converting horizontal speed to vertical lift, a big double-arm swing for height, a full bow-and-arrow with strong external rotation, and a fast (loose,…

FilmableFilm this on your phone and TrueForm measures your body mechanics and tells you what to fix. You get angles, not a made-up score.