Body Solid GAB300 Semi-Recumbent Ab BenchStrength through isolation? ABsolutely! Finally, a reason to sit up and take notice of substantial abdominal results made possible by the Body Solid GAB300 Semi Recumbent Ab Bench. By putting you in position to isolate different regions of your abdominal muscles, the GAB300 puts you in the driver's seat for a controlled workout. Perform ab crunches and knee raises, independently or in tandem, as you conduct a comfortable workout from a biometrically