17 Plastic guide channels for chains and tubes for receiving and guiding energy conductors; plastic spacers for dividing receiving spaces for chains and tubes for receiving and guiding energy conductors; plastic strain relief clips, plastic comb strips with cable binders, protective hoses made of plastic, plastic connection fittings for protective hoses, namely, distributors, hexagon counter-nuts, sealing caps, system holders, securing straps, pipe clamps, end closures, and screw connections; plastic carriers for the movable end of articulated chains and tubes to receive and guide energy conductors, as well as structural parts of such carriers; insulation for electrical cables and conduits; plastic labels; self adhesive plastic foil; cable feed-through strips made of plastic