LiftMaster 041A3489 Trolley Kit (T-Rail) liftmaster mega arm includes bearings

includes bearings

Two required for double wood arms

LiftMaster MG49175

Note: Separate HydraSupply contains Smart Touch Controller

corrosion-resistant Dacroclad

LiftMaster 041A3489 Trolley Kit (T-Rail) liftmaster mega arm includes bearingsLiftMaster 041A3489 Trolley Kit (T Rail) This is a T Rail Trolley Replacement Kit. For use with various LiftMaster and Chamberlain Garage Door Openers that utilize a T rail assembly. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as: LiftMaster 1B1435 LiftMaster 41B3215 LiftMaster 41B2617 LiftMaster 65411 LiftMaster 1A955 LiftMaster