AXIS T91B57 Pole Mount is a versatile and robust, high-quality pole mount. While it can be used indoors, it's particularly appropriate for outdoor installations under harsher conditions. The high-quality pole mount is designed for use with selected AXIS T91 wall mounts and AXIS T98A cabinet series. It is easily adjustable to fit poles with a diameter between 100-410 mm (4-16 in). AXIS T91B57 Pole Mount has an IK10 rating for impact resistance, which safeguards it against vandalism. And it features a closed back and a cable gasket, which means it's also protected against insect infestation