The automated manufacturing process and quality control with the highest standards, combined with 50 years of experince allow us to confidently say that we are offering the best palatal expanders in the world today. The innovative telescopic guides assure a constant friction throughout the expansion movement, a perfect stability and small sizes. It self deactivates when maximum expansion capacity has been achieved preventing from overtreatment. The 7 mm expander is ideal to treat very narrow palates. Supplied with a swivel key with handle to facilitate the endoral activation. Please watch the related video for the common steps of palatal expander construction.