This high-quality functional knee joint model of a naturally-sized right knee joint with ligaments shows the anatomy and possible physiological movements (e.g. abductions, anteversion, retroversion, internal and external rotation) in exceptional detail. The color of the natural-cast bones of the knee joint is extremely realistic. The cartilage on the knee joint surfaces is marked blue. Knee joint consists of thigh stump, shinbone stump and calf bone stump, menisci and patella. Functional Knee joint mounted on a base.