SIMATIC S7-1500, profile rail 2000 mm (approx. 78.7 inch) without grounding screw, integrated top hat rail for mounting small parts such as terminals, circuit breakers and relays for self-cutting, grounding screw (6ES7590-5AA00-0AA0, 20 pieces) must be ordered separately. SIMATIC profile rails are available in various lengths for direct installation in control cabinets or for individual cutting to length. The appropriate grounding terminals must be used for proper grounding connection.