Total Gym Tuesday with the AB CRUNCH accessory! Working your way to a stronger core? Trying to target those lower abs? Ready for a challenge? Enter: The Total Gym AB crunch accessory. Doing the ab crunch exercise specifically targets your lower abs, but you’ll also feel it in your forearms and legs. You won’t feel it in your neck like traditional crunches and more in your lower abs. Here’s how it’s done. 1. Start by placing forearms on large pads and gripping ab crunch handles. Place your knees