Standard 2ft, 3ft, 4ft, 4 1/4ft, 5 1/2ft, 7ft cone crushers are designed for the secondary position, and shorthead 2ft, 3ft, 4ft, 4 1/4ft, 5 1/2ft, 7ft cone crushers are for the tertiary position. Besides, it also hass 7ft heavy duty cone crusher, 7fty extra heavy duty cone crusher and 7ft super extra heavy duty cone crusher.