Prime-Line Rocker Screen Door Spring Tension with Roller

This rocker style spring tension roller assembly is used by several patio door manufacturers. The body is stamped steel with a tension spring attached. It has a 1 inch high density polyethlene roller. It is used on the top as well as the bottom of the screen door.

No. B 518: Roller Diameter: 1 In., Material: Nylon, Roller Width: 1/4 In., Spring Type: Straight, Pkg Qty: 2, Package Type: Card