23mm Outside Diameter x 5/8" Inside Diameter, 837PU, Multipurpose, Push-Lok Hose, Black, 90mm Bend Radius, Synthetic Rubber Inner, High-tensile Fibre Braid Reinforcement, Working Temperature -40┬░C to +100┬░C, Burst Pressure 6.4 bar, Maximum Working Pressure 16 bar, Parker