The dreambaby arizona extendable-gate is a hardware mounted gate that can be extended to fit your required opening without the need for purchasing additional extensions. with an opening of 68-112cm and a height of 68cm it is ideal for use at the top and bottom of stairs. this hardware mounted comes with an adjustable width and no base bar, again giving the added security and safety when in use at the top or bottom of the stairs. it's two-way opening allows you to install and use the gate in whatever way suits. this gate is also great for pets too. complies with en 1930: 2011 standards.