Bird Tail Key Pin 3-3/8'' - Set of 2 Total assembled measurement is 3.39"W x 0.83"H x 0.2"D (86mm x 21mm x 5mm) Total length of the key measures 3.4" (86mm). Post section of the key meausres 2.6" (65mm). Post diameter measures 0.2" (5mm) Set of 2