The Dreambaby Liberty Baby Gate Extension works with the F902 Liberty Gate or the Liberty Extra Gate to extend the width of the gate by 18cm. This allows for extra wide openings or doorways. Made for easy assembly and installation, the Dreambaby Liberty Baby Gate Extension is designed to increase the width of your Dreambaby Liberty stair gate with ease. Extension features: Extension may be used with any Dreambaby Liberty stair gate Dreambaby 18cm gate extension Easy to install, everything included Gate will accept a maximum of two extensions one on each side of the gate Extension only, gates sold separately