Bestar garage door roller features a 2" nylon wheel with a 4" stem and a single-caged 6200Z bearing.
This product is perfect for garage door repair and maintenance.
Standard Features:
(1) Quiet: Nylon Wheel reduces garage door noise by at least 75% compared to standard steel rollers
(2) Durable: 6200Z Bearing rated 15x standard roller for 130,000 door open and close. cycles at 150 lb. load providing maximum durability.
(3) Extra Lubrication: lubrication groove on roller to disperse lubrication over extended period.
(4) Standard Replacement Size: 1-13/16" diameter, 4-5/8" long shaft.