3 Review(s)

High quality stainless steel alloy material,good surface finish and little damage to the mouth.Smooth bottom design is convenient for welding with molar band,There are with hook type, left hook type and right hook type for different position selection. It can prevent rotation of first molars.Enable rotation to control the movement of upper molars and slightly expand the upper arch.Designed to receive palatal rods, four-helix orthodontics and other movable maxillary and mandibular devices