Garage Door Rollers 2″ Long 7″ Bulged Stem 10 Ball Bearing 12′ Door
Steel Roller 2″ Long 7″ Bulged Stem 10 Ball Bearing Hardened 75LB Load 12′ Door. Bulged shoulder 7″ stem.
Garage Door 1 1/4″ ID Flanged Bearing 400 lbs 2″ OD
Flanged ball bearing, 2″ OD. Very Low Friction Bearing. Strong exterior material to help protect the inner bearings from vibration and pulsations, which extends the lifespan of the bearing. Power Transmission.