Elevator Door Roller Assembly
White polymer roller mounted in a plated steel bracket.
A. Product Overview

B. Visible Construction
C. Selection
Compare roller profile, bracket geometry, axle position and mounting-stud arrangement with the existing door mechanism.
D. Installation
Mount the assembly square to the running path. Confirm free rotation and door alignment before returning the system to service.
E. Maintenance
Inspect for flat spots, cracking, looseness and abnormal noise during routine door-system maintenance.
F. Buyer FAQ
Is “70” treated as a measured diameter?
No. Confirm the required physical size against the existing roller or installation drawing.
What should be compared visually?
Compare the roller profile, bracket, axle and mounting studs.
What should be checked after fitting?
Verify free rotation, alignment and smooth door travel.