3B Scientific A82/1 Deluxe Functional Knee Joint Model, 12.6" Height Life-size human knee joint model for anatomical study Movable parts for effective demonstration Consists of thigh stump, shinbone stump, calf bone stump, menisci, and patella depicted with ligaments for detailed examination Colored cartilage for visual identification Features anterior cruciate ligament (ACL) and posterior cruciate ligament (PCL) for further study