1.Name:Nylon roller 2.Material:4" Bright galvanized plated stem 3.Best price with top quality

1.Name :Garage door nylon roller

2.Material:4"galvanized plated stem

3.Pole:4 inch

4.Rating :50-lb load @ 1,0008' door cycles

galvanized, aluminum, stainless steel and so on. Surface spray, electroplating, etc.

garage door roller