This sliding patio door roller assembly is constructed from steel. It features a 1-1/2 In. ball bearing wheel with an adjustable steel housing assembly. This type of roller assembly fits on Harcar, Bee Cee and other patio door manufacturers.

This sliding patio door roller assembly is constructed from steel. It features a 1-1/2 In. ball bearing wheel with an adjustable steel housing assembly. This type of roller assembly fits on Harcar, Bee Cee and other patio door manufacturers.