Check the listing for details. Pelco PA3512 Pole Mount Adapter for EM3512 Mount. Condition: New. Listed at 50.00 USD. The Pelco PA3512 Pole Mount Adapter for mounting the EM3512 feed-through wall mount mounts on poles having a diameter from 3.0" (7.62 cm) - 8.0" (20.32 cm). The adapter is made of aluminum and has a gray polyester powder coat finish. For installation, attach the EM3512 wall plate to the pole mount adapter with the provided 1/4-20 x 0.750" bolts and washers, position the pole mount adapter on the pole, attach it to the pole with the stainless-steel straps provided, and then tighten the strap screws.FeaturesPole mount adaptor for the EM3512 feed through wall mountMounts on poles having diameter of 3.0" (7.62cm) - 8.0" (20.32cm)Aluminum construction and a gray polyester powder coat finish provide strength and durabilityStainless-steel straps included for secure mounting