Has Rennen Built The Perfect #BMX Racing Training Device?

George Costa, team manager of Answer-Rennen and owner of Rennen design group did a new interview with me for an update on his new products! Rennen is an innovator in progressive BMX products like their decimal gears and hi tech training devices like the G-Cog but George might out done himself with the development of his new Inertia Training System!! Could it be the perfect BMX Racing Training Device??? Check out the clip!