2007-18 Jeep JK 4WD. The Fabtech 5 Ton Joint is comprised of a heavy duty forged housing that contains a proprietary spherical bearing that will never wear out while providing a quiet ride on the highway. Guaranteed. Features: Proprietary spherical bearing proven in 5 Ton medium truck applications for 15 years. Quiet ride bearing liner. Polished and plated forged steel housing. High misalignments allow for 33 degrees of angle. 1in Ball - 1.50in Diameter Thread. Lifetime Warranty against wearing out. Large 5 Ton Joint.