Website was user friendly. Received updates on order process. Part arrived in less than a week. Keeping them in my contacts for future needs. Very prompt and professional.
Shaft collar - 1" for residential cooler
Shaft collar - 1" for residential coolers - also fits: ecr4000/4500/5200/6600/7200
Buy this part and as many parts as you like and pay only $9.99 shipping, within the Contiguous United States.