CHIEF CMA-351 Heavy-Duty Swivel Adapter with Stops

CMA-351 allows smooth and safe axis rotation 0–330 degrees or the ability to set swivel between 0–330 degrees. Easy to install, the CMA-351 is the best quick rotation solution for projecting on more than one wall. Attaches to 1 1/2" NPT threaded extension columns and allows cable access.