SKLZ 15-Rung Quick Ladder The SKLZ 15-Rung Quick Ladder ladder quickly improves acceleration, lateral speed and change of direction. Develop the core skills to enhance balance, rhythm and body control. These core skills are critical to any athlete that wants to perform at a faster level than the competition in baseball, soccer, football, etc. 11 heavy duty plastic rungs for high intensity training, each flat-rung is spaced 15" apart. Four ground stakes to fasten the ladder to the ground.