... Elliptical Crawl 3.Include an ab and extra arm workout,& traditional elliptical trainer workout. Fitness Elliptical Trainer Crawl , cross trainer ,horizontal exerciseSpecification ... to include an ab and extra arm workout, as well as the traditional cross – trainer workout.Overall Size: 186*67*139.5cmCarton ... Fitness Elliptical Trainer Crawl(Include an ab and extra arm workout,& traditional elliptical ...