Specification: Material: Copper Nickel,steel Surface Finish: Copper Nickel Plating Color:Gold Brake Line Tubing Diameter: 3/16 In. O.D. ( Note:3/16”≠1/4” ) Brake Line Tubing Wall Thickness: .028 In. Brake Line Length: 25 Ft Coils ( 25ft=300inch=7.62M ) Elongation In 2" (50mm) = 14% Hardness (Rockwell 30T Scale): 35 Yield Strength: 24,656 Psi Tensile Strength: 42,061 Psi Working Pressure: 4,500 Psi Burst Pressure: 17, 900 Psi Temperature Range: 150-200°C Type: Brake Hose Quantity: 2 Pcs Package Including: 2 Pcs 25 Ft Roll Brake Line Tubing With 32 Fittings.