by Xccent Active Outdoor Fitness
4′ x 3′ concrete pad @ 5″ thick
1 x Sona Tubes @ 14″ diameter 4′ deep (minimum depth required from weight perspective. Frost-line depth requirements may be different from place to place)
No indoor fitness center dues or schedules, and the ability to improve flexibility, cardio and muscle strength outside in the fresh air; anytime on your own schedule, and at your own pace. The back extension equipment strengthens the lower erector spine muscles of the lower back, as well as the gluteus and hamstring areas.