What are the proper techniques for performing a bent over pulldown exercise to target the back muscles effectively?

To perform a bent-over pulldown exercise effectively for targeting the back muscles, start by bending at the waist with a slight bend in the knees. Hold a barbell with an overhand grip, hands shoulder-width apart. Pull the barbell towards your lower chest while keeping your back straight and squeezing your shoulder blades together. Slowly return to the starting position and repeat for desired reps. Focus on controlled movements and proper form to effectively target the back muscles.