Needing to source replacement parts for entire residence. Thank you.
A contractor from Tucson says:
May 15, 2017
Operators:
40066 and 40065
Channel guide DIMS: holes are 12" OC
12-11/16 overall length
21/32" overall width
3/16" thickness
Tom from SWISCO responded:
May 22, 2017
Start by looking at our 39-138 operator and 39-504 track. These parts may work for you, but you may want to carefully go over our pictures and dimensions just in case, especially the design of the bearing at the end of the operator arm.