Adaptive Technologies Group MM-018 Indoor Speaker Ceiling MountThe MM 018 is a pan and tilt speaker mount that supports and aims cinema surround speakers that offer the standard four point mounting pattern of 2 3 4 X 5. This mount aims and anchors surround speakers from overhead ceiling grids by way of a variety of tube extensions and adapters. Ceiling surrounds achieve up to 360 degrees of horizontal pan angle adjustments and up to 180 degrees of tilt angle adjustment. Tilt adjustments are made at the side of