Best Row You’re NOT Doing. NFL pro Andre Smith. Underhand Iron Grip T-Bar Landmine Rows provide numerous benefits including feeling more natural & comfortable than traditional v-grip handle. In fact many of my athletes find they can use heavier weight with this method. The combination of slightly wider (wider than typical close v-grip) combined with underhand supinated position allows for very strong scapular retraction & depression that creates an enormous contraction in upper back & lats. As a