Belt Tensioner Kit
PLUS SHIPPING AND TAX
This part replaces the following legacy part #'s : 1A5019, 062536, 41B4103
041B4103 is a belt tensioner replacement kit. Compatible with most LiftMaster® belt drive garage door opener rail assemblies. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
Genuine LiftMaster® replacement part.