Usage Tips:Package Included :5 replacement ceiling fan blade arms,Please do not hesitate to reach out if you encountered any problem, we will reply in 24 hours and provide you a satisfactory solution. 42 Fan blades :A broken ceiling fan will reduce the comfort of your home, and replacing the ceiling fan blade is more economical than a ceiling fan; The ceiling fan blade arm keeps the ceiling fan in optimum balance and good performance. Replacement fan blades for ceiling fanThe distance between the fan blades outer two holes is 3-1/2; the distance from the outer hole to the center hole is 2-5/8, and the distance between the motor holes is 1-1/2; The blade arms can be modified by drilling more holes for better fit your ceiling fan blade; Please make sure the size of the blade arm holes before purchasing for better usage. Please make sure the size of the blade arm holes before purchasing for better usage. Fan blade arm: Simply use our blade arm to secure the fan, please make sure to cut off the power before replacing Ceiling fan blade and arm replacement The durable and reliable quality keeps the ceiling fan blade arms lasting for many years in usage and comes with a stylish white finish that also promotes your home or room ceiling fans aesthetics.