Killer arm workout in 1 square meter Posted on 09/12/201409/12/2014 by Cactic Fitness Your multi-gym does not need to take up a whole room. Check how we fit our gym and a killer arm workout into 1 square meter. Gym. Your Way.[fve]http://vimeo.com/113998283[/fve] Posted in Videos and tagged Back, Biceps, Core, Triceps.