You will find five measurements for each of the piano chandeliers shown here to check whether this model is suitable for your piano. 1 Height of the base plates measured at the highest point, 2 Width of the base plate measured at the widest point, 3 Distance between the holes on the base plate vertically, 4 Distance between the holes on the base plate horizontally, 5 Length of the chandelier arm. As all chandeliers had been hand crafted, the holes won't fit perfectly. Most important is that you like the chandeliers for your piano and that existing holes are covered or filled.