NRS Adjustable Back SupportThe comfortable, solid, and adjustable Comfy Adjustable Back Rest may be set in a variety of configurations, from a low lying angle to an upright sitting position.For ultimate user comfort, the back rest's robust aluminum frame is coated in a breathable nylon fabric and comes with a tiny pillow. The range of angles for this robust Adjustable Back Rest is 20 to 75 degrees. If necessary, the soft headrest can be taken off...