Aluminum vandal resistant back box which enables safe cabling through 3/4″ conduits and M25 pipes. Can be mounted directly on a wall, hard ceiling or junction box. Includes Aluminum vandal resistant back box which enables safe cabling through 3/4″ conduits and M25 pipes. Can be mounted directly on a wall, hard ceiling or junction box. Includes AXIS ACI Conduit Adapter 3/4″ U-shape 30mm.