We are offering projector accessories extension.
cms006009
6-9" adjustable extension column
save installation time and maximize security with these adjustable columns.
features
provides height adjustment in 1" increments.
notched design for adjustment without disassembly.
includes set screw for add stability
consists of 1.5" npt column, threaded on both ends.
use in combination with any chief 1.5" npt ceiling plate or other accessory.