Prepare your semi truck to be Ready for the Road Ahead , with the Parker 3/4" ID GlobalCore 797 Hydraulic Constant Working Pressure Hose that provides a seamless transfer of hydraulic fluids. Due to its abrasion-resistant cover, this repair hose is the ideal solution to transport fluids throughout a vehicle. Constructed with an enhanced bend radius to simplify installation. FleetPride is your First Click in Heavy Duty .