Sit with legs extended or slightly bent and anchor a resistance band in front of you. Hold the band with one hand, arm extended, and maintain an upright posture. Pull the band toward your torso while twisting your torso slightly toward the pulling side. Squeeze your back muscles at the end of the movement, then slowly extend your arm back to start. Keep your core engaged and move in a controlled manner.
Log your band one arm twisting seated row sets in 1RM.fit and watch your estimated 1RM update automatically as you get stronger.