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LiftMaster's 041B3243 is an inner trolly replacement kit designed for LiftMaster chain drive garage door openers utilizing T-Rails. This genuine repair kid includes: Steel inner trolley, threaded shaft, and replacement hardware. The 041B3243 is also known as: 41B3243, 210C20. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
Features:
LiftMaster 041B3243 Replacement Inner Trolley Kit
For LiftMaster Chain Drive T-Rail Operators
Kit includes: Steel inner trolley, threaded shaft, and replacement hardware
AKA: 41B3243, 210C20