Datavideo BR-MPM-1 Pole Mount Bracket for D2-BASE-EXT and D2-BASE-HEATDatavideo BR MPM 1 Pole Mount Bracket for D2 BASE EXT and D2 BASE HEAT EZ Lock Pole Mount Bracket for D2 BASE EXT & D2 BASE HEAT The BR MPM 1 Pole Mount Bracket is a feature rich mounting adapter. Easily secures to poles with a minimum of 3 4 diameter. Key Features Easily secures to poles with a minimum of diameter An Angle Correction Plate can be added to correct the angle of the enclosure up to 10 degrees for non plum poles