Multi-Functional FID Weight Bench for Full All-In-One Body Workout – Hyper Back Extension, Roman Chair, Adjustable Ab Sit up Bench, Incline Decline Bench, Flat Bench1 Workout Bench, 100+ Exercises Perform a wide variety of exercises with this home gym equipment as your back extension machine, roman chair, sit up bench, incline bench, decline bench, preacher curl bench, or flat bench workouts using weight set. Fully Customizable to Any Body Build Weight benches for home gym featuring 8 backrest positions, 3 seat positions, 8 support pad positions for different heights, and 4 calf positions, offering endless