Abstract: A light-weight, portable exercise device for conditioning and rehabilitation of human buttocks, thighs, and hips which can also be utilized to condition other parts of the body. The instant invention includes a first and second arm, identical in configuration and joined at a point of rotation. Each arm possesses an adjustable compression member, such as a spring, located in a position distal from the point of rotation. Further illustrated is a multi-bearing stabilization system comprising at least one flexible cable in communication with the compression means and reeved through at least three bearings. This multi-bearing stabilization system ensures consistently fluid operation of the instant invention in order to eliminate any compromise in operation.