Currie Enterprises CE-9120TJJ Johnny Joint Heavy Duty Adjustable Track Bar for Jeep TJ/XJ/LJ/MJ with 1/2" Housing Bolt Fitment for TJ/LJ/XJ/MJ with 1/2" housing bolt. Features an offset Johnny Joint rod end that puts the bar further forward providing more clearance between the diff and the trac bar. 1 1/4" x .250 wall 4130 chrome moly construction, a welded in gusset from the bar to the Johnny Joint, heavy duty adjustor end with urethane bushing and steel insert sleeve.