Master Mounts 404L Locking Cantilever TV Mount with 25" Arm extension - LED LCD Great for Mounting TVs in RVs Campers Trucks Boats, Fits TVs up to 42" VESA 50X50 to 200x200 Got an RV? You just found your perfect TV mount. Easily lock TV in place while RV is in motion Keep TV stable and safe from road bumps Fits TVs up to 42 inches, Articulating arm will extend up to 25". Arm locks in place when needed. Suitable to use in RVs, Campers, Boats, etc Made of Strong Light Weight Aluminum