OPTIONAL EXTENSIONS AVAILABLE FOR AUTO-CLOSE PET GATE
6.20 cm/2.44 inch-1 Bar Extension
2.4 cm/4.88 inch-2 Bar Extension
18.6 cm/7.32 inch-3 Bar Extension
24.8 cm/9.76 inch-4 Bar Extension
When using additional extensions, install the smaller size first, followed by a wider extension to desired width.
Never use more than a total of 4 extensions.