Hauck White Extension Gate Open Stop is the best product any parent could buy for the safety & protection of their child. This extension is made of metal & is suitable for Hauck safety gates from the ‘N stop range, such as Open ‘N Stop & Autoclose ‘N stop. The extension can be fixed by pressure just like the gates. You only need to tur around the fixing screws. Until the gate holds tightly. This extension does not leave any trace after removal. Each gate can be combined with two extensions of 9 cm & /or 21 cm on each side.