Metal protective hose with jacket SILVYN® HCX 3/10,2 cm ( 4 inch ) 21.0X26.4 BK 30M, metal protective hose with jacket, inner diameter: 21mm, outer diameter: 26.4mm, nominal size: 3/4, steel, UV-resistant, areas of application: paper industry, outdoors, mechanical engineering, railway applications, measurement, control and regulation technology, benefits: increased impact resistance, robust, tensile strength, protects against liquids