This counterbalanced arm sling supports the arm and provides functional assistance and muscle re-education for clients with impairment or paresis of shoulder muscles, cervical spine injuries, hemiplegia, multiple sclerosis or some forms of rheumatoid arthritis. Great as an assistive support for training or as a passive support for typing or computer work. Adjustable arms allow for internal and external shoulder rotation. The amount of arm swing can be restricted for elbow flexion and extension, and smooth-gliding cord track lets the user move arms with ease. Can be used from a supine or sitting position. Includes eight pairs of slings for wrists and elbows, twenty 28g (1oz) weights, eight 450g (1lb) weights, plastic storage case for accessories, and a wrench for assembly and adjustment. Adjustable weights provide resistance as well as assistance to utilise existing strength of client. Weights store on metal rods at back of base. Six-month warranty.