Currectlync Boot for Modular Extreme Duty Tie Rod Applications Only (Stabilizing) RockJock 4X4This replacement tie rod end boot is compatible with all of RockJock's Currectlync cartridge style rod ends and universal rod end forgings. This style of boot is used in applications where the rod end will not be articulating at extreme angles and it is preferable to stabilize the rod end upright. This boot features a heavy urethane construction and will prevent the steering link from rotating on the rod ends and prevent it from laying over frontwards