American International 6"/6.5"/6.75" Speaker 1/4" Extensions (pair)American International 6"e; 6. 5"e; 6. 75"e; Speaker 1 4"e; Extensions (pair) American International Stackable Speaker Bracket is a simple and effective way to increase the height of a speaker from its mounting surface so you can obtain more clearance. For example, if the speaker you're using is too tall or needs clearance for its magnet to avoid hitting the vehicle's window mechanism. These brackets will lift the speakers at different heights and