ROD, Steering Arm to Idler Arm, aka Drag Link, best repro, There is a difference and this is the only repro that has the correct dimensions
Manufacturer Reference #'s: FM-ES021 , C5ZZ-3304-D
1965-1966 MUSTANG 260, 289, P/S
WARNING: This product can expose you to chemicals including lead and DEHP, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.