Make offer craftsman chamberlain garage opener door header bracket 41a5047 2 chamberlain liftmaster 041c5141 1 square rail trolley replacement kit chain 15 00 3d 7h.
Garage door chain trolley.
Door height ft 16 4 18 4 max.
For liftmaster chain drive garage door openers from 1984 to present.
Manual chain hoist 8 trolley 6 max.
Trolley openers are typically used for standard lift sectional doors.
The 41a3489 liftmaster chain drive trolley assembly from garage door supply company is compatible with all chamberlain craftsman and liftmaster chain drive garage door openers with t rail configurations made since 1984.
Compatible with chain drive operators made by liftmaster chamberlain sears craftsman wayne dalton and master mechanic.
These openers are generally the most affordable but they are noisy due to the moving chain.
Square rail trolley assembly inner.
Garage door openers from grainger include continuous duty medium duty and heavy duty motors suitable for residential or commercial applications.
Door width ft 22 4 price.
Liftmaster liftmaster garage door opener complete trolley carriage assembly.