Here is a dip station that also comes with a 40″ trampoline to allow adults to work on their body indoors. It is also ready for your kids. You can perform tricep dips, pull ups, and back rows on this. The piece measures 43.5 by 39.58 by 42.5 inches.
The PLENY 2-in-1 Dip Station is available for under $90 at this time.