Bird Tail Key 6-3/4'' - Set of 2 Total assembled measurement is 6.77"W x 0.83"H x 0.2"D (172mm x 21mm x 5mm) Total length of the key measures 6.8" (172mm). Post section of the key meausres 5.9" (150mm). Post diameter measures 0.2" (5mm) Set of 2