G3714RV I-Beam rail assembly 1 Piece, 14 FT
This is a One-Piece 14' (4.27 m) Rail Assembly for Chain Drive Openers. This complete rail is used to install various LiftMaster® and Chamberlain® Chain Drive Garage Door Openers. Check the manual or replacement parts section for specific part information before ordering to ensure compatibility.
![Liftmaster 11-41A5665 Rail assembly (square rail) [041A5665]](https://cdn11.bigcommerce.com/s-32eq2wsbti/images/stencil/500x659/products/13941/228168/liftmaster-11-41a5665-rail-assembly-square-rail-041a5665-11-41a5665__16240.1721408687.jpg?c=2 "Liftmaster 11-41A5665 Rail assembly (square rail) [041A5665]")