The OTR Propar Trailer Inner & Outer Cone is the perfect solution for those who need to transport heavy loads at high speeds. This innovative product is engineered to deliver higher speeds, heavier loads and longer life. It features unrivaled technology and engineering support, with capacity to manage both radial and axial loads. Whether you're hauling heavy loads or just need a reliable solution for your transportation needs, it is the perfect choice. FleetPride is your First Click in Heavy Duty®.