041B3869-3A Belt Drive Trolley Kit
SKU: T Rail Trolley: 041B3869-3A 005b
$49.95Price
Compatible Replacement Part for Chamberlain, Do It Best
Craftsman, LiftMaster Master Mechanic and Raynor Openers.
This part is compatible with the various garage door opener brands listed above using the same part number. The current manufactured part ships when the original part is updated.