An 7 cm extension that's easy to install without tools! This 7 cm extension enables you to extend the width of your safe & lock safety gate. it is easy to install without the need for tools and can be used in conjunction with the 18 cm extension available for this gate. why you will love it extra wide: this extension can be used in conjunction with another 7 or 18 cm extension to fit gaps up to 131.5 cm. practical: this safe & lock safety gate extension is easy to install, without the need for tools. it fixes to the wall using a pressure-fit system. specific: this extension is designed to fit the badabulle safe & lock safety gate only. Dimensions: - height: 72 cm - width: 8.5 cm materials: 60% metal, 40% abs plastic weight: 0.6 kg.