Cloth Braided Vacuum Line. A very close match for the line used on E-Types and other Jaguars. Hose inner diamater is .38". Sold by the foot. Clamp is CO-15886/5. Hose I.D. = .38" Hose O.D. = .66" Maximum Operating Pressure = 300 psi Minimum burst pressure = 1200 psi Minimum bend radius = 3" Synthetic rubber tube with textile braid reinforcement with black textile braid cover.