Stainless outer cable (with liner) flat line type Outer Casing (from Stainless); Product Description: Commonly made of iron. The coiled wire of the outer cable has been turned into stainless steel. It is characterized by its rust resistant coating in a transparent color. Inner liner is also included, so the brake lever pulls are light. You can easily dress it up and upgrade it. Stainless outer for braking and shifting. Both have inner liner, and the lever touch is light. The outer diameter of the brake outer diameter is 5mm, and the inner wire can be used with 1.5mm or 1.6mm. Road Bike for Brakes, For Approx. 1 Car, 6.6 ft (2 m) Roll