This functional model provides a graphic demonstration of the mechanics of the shoulder joint, allowing better doctor-patient or teacher-student understanding. Use this life-size, fully flexible joint to demonstrate abduction, anteversion, retroversion, internal/external rotation, and much more. Consists of shoulder blade, collar bone, portion of humerus, and joint ligaments. Includes stand. Model demonstrates shoulder movements. The ligaments are made of a sturdy elastic material which allows years of demonstrations. Model used in medical schools for educational programs, legal presentations and doctors offices. Features Coracoacromiale Ligament Trapezoid Ligament Concoid Ligament Glenoid Ligament Acromioclavicular Joint Subscapularis Tendon Infraspinatus Mounted on a base .... included. Size: 7" x 5" x 8" LIFETIME MANUFACTURER WARRANTY