Vertical Crunch Ab Bench Abdominal Back Trainer Hand and Forearm Trainers preventing joint stress and allowing

preventing joint stress and allowing for natural movement patterns during heavy lifts

this ab trainer offers fluid movement to protect your lower back while enhancing muscle engagement

ab crunches and much more

and the adjustable arm curl handle includes slip resistant grips and a standard weight post with spring lock

or martial arts

Vertical Crunch Ab Bench Abdominal Back Trainer Hand and Forearm Trainers preventing joint stress and allowingVertical Crunch Ab Bench Abdominal Back Trainer ABCVC The Vertical Crunch is a complete Core Training machine in a space saving design *Commercial Rated* The Vertical Crunch is a complete Core Training machine in a space saving design. The linkage system allows beginners to easily sit and perform an effective crunch motion. Advanced users can add plate loaded resistance for a progressive workout. The Vertical Crunch is designed with a free swivel seat