30mm 1-1/2 Ton ball joints designed specifically for the JL and JT.; Adjuster tube designed with right hand and left hand threads for quick and easy adjustment when inst; Large 1 ¼ inch rolled threads at tie rod adjuster and draglink ends provide significantly increased ; Patent Pending "No Drill" Reverse Taper Mount makes for quick and easy installation without the need; Powder coat over E-coat for a long lasting appearance under harsh conditions.; Steel on steel bearings provide exceptional ball joint wear resistance and robustness.