The 48 in extra heavy duty cable ties are available in three colors: black, natural, and grey. Made from high quality nylon polymers, these cable ties will last a long time in your cable and wiring installations. Whether you are a mechanic, electrician, or an equipment installer, these cable ties are a must have in your toolbox. The environmental operating temperature of the extra heavy duty cable ties is -40 to 185 deg F. The products are available in single color packages of 50 ties. For more information, please see the table to the right of the product image. NELCO Cable Tie, Extra Heavy Duty, 48 in Length, 0.35 in Width, 3/16 to 14-3/8 in Bundle Dia, 175 lb Tensile, -40 to 185 deg F, Nylon Polymer