28 [ workout benches, abdominal boards, ] hand weights, jump ropes, push bars, wrist weights, ankle weights, [ weight vests, resistance boards, ] medicine balls, inflatable workout balls, [ weight harnesses, head and neck weight straps, fitbell weight trees, ] weight racks, [ chin up bars, medicine ball rebounding systems, ] grippers [, sport putty, treadmills, exercise bicycle, recumbent bicycle, and rowing machines ]