I've had some low back issues in the past, but this exercise takes that out of the equation via the chest support pad. It's a safer way to work through the entire range of motion.
Adding bands provides continuous tension which increases the intensity in the contracted position. Give it a shot!
Break out of your training rut and build some new biceps mass with the drag curl! It's not easy, you'll look like a gimp doing it, and you'll have to use sissy resistance. What more could you ask for in an exercise?