Hold the barbell at thigh level with your palms facing in 3. (fitnessandpower.com)
Stand with the feet shoulder width, holding the bar at thigh level, just wider than shoulder width with the palms facing backwards. (sportsinjuryclinic.net)
He would choose a weight that was too heavy for strict curls and begin the movement by holding the bar at thigh level with a shoulder - width grip, then push it into motion with the help of a slight kick from his body. (fitnessandpower.com)