CRL 1" Steel Ball Bearing Sliding Screen Door Roller for Columbia Doors - B631
This CRL Sliding Screen Door Roller assembly can be used as either a top or bottom roller. It has a nylon main frame and inner housing. The 1/4 inch (6.4 millimeter) wide, adjustable steel ball bearing wheel has a center groove. It can be used as a top or bottom roller on Columbia doors. Two roller assemblies per package.