XiKe 10 Pack Blue 2 Nylon Garage Door Roller 4" Stem, Quiet/Durable and High Load, Use 6200-2RS Double Seals Precision Bearings.

✔ Benefit - Effectively reduce more than 80% noise and durable.
✔ Bearing - 6200-2RS precision bearing Smooth rotation and high load.
✔ Seals - Excellent performance prevents dust and moisture from entering.
✔ Guarantee - No reason to return or refund for 3 years, don't worry about buying.
✔ Expert - Professional bearing manufacturing began in 1945.