This 6" x 6" adapter plate has a 2" threaded coupling for national tapered pipe. It is used in conjunction with our 2" single-pipe adjustable height suspension adapter (AST-2446/2) for drop distances of more than 3' 10". Pipe coupling is slotted for safely routing signal cable through pipe interior.
6" x 6" Ceiling Mounting Plate with 2" Coupling
