... all this can take with front flange, backflange and U-clamp.BEZEL MATERIAL:Steel black bezel, steel bezel, chrome plated bezel ... , brass bezel, steelroll ring (or bayonet threaded ring), type: snap on, roll ringTUBE&SOCKET: steel with nickel plated, ... plated bezel, brass bezel, steelroll ring (or bayonet threaded ring), type: snap on, roll ringTUBE&SOCKET: steel with nickel plated, ...