Extension for dog barrier, 107 cm high. The dog gate is ideal for access to any room in the house, including the kitchen and bedroom. It can be used to block hallways, doors, and stairs. If you need a wider enclosure than the standard dog barrier (84 cm), you can use this extension to achieve an additional width of 7 cm. This extension is also 107 cm high, just like the dog barrier. The recommended maximum number of extensions per dog barrier is 4. The maximum width that can be achieved is 112 cm. Dimensions: 7 x 4.5 x 107 cm. Color: gray.