Equip your semi truck to be Ready for the Road Ahead , with the Gates 2.75" JIC 37° / SAE 45 Flare Swivel Brass Hydraulic Coupling, a key piece to offer a smooth transfer of power between hydraulic components. By utilizing a streamlined design, this replacement coupling provides a quick and easy connection between hydraulic fuel lines such as hoses and pumps. Built with a solid metal body to tolerate demanding conditions and extreme pressures. FleetPride is your First Click in Heavy Duty .