Inner Trolley Kit
PLUS SHIPPING AND TAX
This part replaces the following legacy part #'s : 210C20, 41B3243
041B3243 is a inner trolley replacement kit. Compatible with various LiftMaster® chain drive garage door openers that utilize a T-rail. Complete kit includes: Steel inner trolley, threaded shaft, and replacement hardware. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
Genuine LiftMaster® replacement part.