Electronic Supply by Industrial Electronics in Milwaukee Wisconsin : Potter Brumfield, Radio Shack Stores in Milwaukee: 8 lb. Speaker Mount (White) 8 lb. Speaker Mount (White) ================================================================================ Staff on 06/11/2009 05:55:00 TWO ADJUSTING POINTS, PERFECT FOR SPEAKERS WEIGHING UP TO 8 LBS. (3.6kg)! Our unique double-knuckle design offers twice the adjustability! Two adjusting points offer a full range of motion: 210 Tilt, 360 Turn & 360 Rotation 16-gauge steel surface mounting plate [2" x 3" (50.8mm x 76.2mm)] includes an extra hole for routing speaker wire up to 8mm thick Speaker mounting plate [2"x 3" (50.8mm x 76.2mm)] includes four round holes and two slotted holes that align with mounting holes on many popular speakers Nylon safety strap and mounting hardware included Overall length: 6.25" (158.8mm)