In my point of view, these are the best home fitness equipment for ab training. (abmachinesguide.com)
These five power towers present many options for those who want a single piece of home fitness equipment with multiple options. (homefitnessguru.net)
So my answer for the question «which is the best home fitness equipment for abdominal training» is the ab bench, ab slider and the workout bar. (abmachinesguide.com)