This copper lightning rod comes complete with a malleable (bendable) roof mount. Choose a 4 1/2" 2 piece copper (shown) ball or one of our glass lightning rod balls from the option menu below. 19" aluminum arrow, aluminum N-S E-W compass points, 24" Tripod & a 36" Lightning rod point. 38 1/2" tall. The mount is ready to accept a ground cable for lightning protection.