CanDo overdoor shoulder pulley with single pulley and Door Strap, Door Bracket, Door Disc is used to increase should range of motion. Pulley with Door Strap is the most economical and lightweight shoulder pulley solution. Pulley with door disc anchor is a heavy-duty shoulder pulley solution. Pulley with door bracket Portable exerciser can be easily transported and fitted to most doors. Can be used on the top, side or bottom of door. Each pulley has a swivel hook for seamless pulley action and large foam handles for comfortable grip. Extra-long rope can be used in the standing or seated position. Each exerciser comes standard with instructions pamphlet and retail packaging.