LiftMaster G3714RV I-Beam Rail Assembly (1pc, 14') driveguard driveway alert system Battery: 23A Alkaline

Battery: 23A Alkaline

bracket and 18 counterweights

Hands-free communication at door

100 ° and 180 ° opening angle versions

for slide gates up to 37 feet and 1000 lbs

LiftMaster G3714RV I-Beam Rail Assembly (1pc, 14') driveguard driveway alert system Battery: 23A AlkalineLiftMaster G3714RV I Beam Rail Assembly (1pc, 14') This is a One Piece 14 feet (4. 27m) 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. Genuine LiftMaster replacement part. Also known as LiftMaster 3714PL LiftMaster 3714RV LiftMaster