The Aluminum Pole Mount for indoor and outdoor installations, for poles with diameter between 100-410 mm (4″-16″). Includes 1 pair of AXIS Stainless Steel Straps 1450mm (57″) with TX30 screw interface for ease-of-installation. AXIS T91B57 Wall Mount Grey is compatible with mounts such as AXIS T91G61 Wall Mount Grey, T94J01A Wall Mount Grey. Color: Urban Grey.