CASE OF FOUR TV EXTENSION SWIVELS D-999OSB

D-999OSB… 4 TV Extension Swivels 185 pound capacity. All Steel Ball Bearing extension with pivoted roller action. Full Swivel. Less than 1 inch high. Male track is extruded solid steel bar. Length 14-1/2 inches. Width 12-/58 inches. Height 7/8 inches. Extends 9 inches. Plate is 12-1/2 inches square. Sold by the case (4 total).