Garage Door Opener Idler Pulley Square Rail fits Chamberlain LiftMaster 144C56

Description

One New Aftermarket Garage Door Idler Pulley

Fits Liftmaster, Fits Chamberlain, Fits Sears, Fits Craftsman Models
Tech Info:For square rail assembliesRadius: 1 3/16″ – Hole: 1/2″ – Width (PULLEY) 1/4″Overall round size: 2 7/16″ Replaces Part Number: 144C56

Models This Part Fits:

Chain Drive Square-Rail Garage Door Models, Chain Drive Square-Rail Garage Door models, LiftMasterAdditional Information: Outer Diameter: 2-1/2″Inner Diameter: 1/2″Width: 5/8″Hub Outer Diameter: 7/8″Fits garage door openers with a square rail system.This idler pulley applies tension to guide the chain cable through the end of the rail closest to the door.

Reference Numbers:

144C56, 144C56-A, K144C0056, K144C0056-A, OTK20-0406