ATS-00512 (former catalog number ATS-ANTMNTADP-3in). The AccelTex Solutions antenna mount adapter kit allows you to use the mount that comes with every AccelTex antenna and mount the antenna on up to a 3 inch pole. This adapter kits fits all AccelTex omni, patch and high density patch antenna mounts. The adapter plate kit ships with 3" U bolts and hardware necessary to attach an AccelTex antenna to the adapter plate.