This track locater positively centers the rearend housing through-out the travel. A track locater runs diagonally form the front of the suspension to the rear of the opposite side. Locater tube is 36" long to fit the widest chassis. Locaters come complete with all hardware and detailed instructions. Pro Street locater is used with both our Pro Street 4-link and our Pro Street ladder bar. It features a huge, 1x.156", 36"-long, direct-thread link with 3/4"-shank, billet-urethane rod end - and unique to Chassisworks double-pivot clevis that eliminates all suspension binding. This size locater is necessary in street type vehicles. If using with Number 6237 Pro Street ladder bars, you will also need the Number 6277 locater stud mount set. BARE METAL FINISH