- Monoguided special expansion screw with click feature to prevent unwanted turning back. - For the fixed appliance technique. Can be widely used in the upper and lower jaw, for distalization, medialization of posterior teeth, or space closure by moving individual teeth. - Also for early palatal expansion. - Screw body: 9.6 mm. - Assembly dimension: 12.9 mm. - Material: stainless steel. - Maximum expansion: 8.0 mm. - 4 x 1/4 turn= 0.8 mm. - Retention legs straight. **For further product information, please contact Chat support**