B 704 Screen Door Roller, 3-5/8 in. Flat Tension Spring, Steel Ball Bearing Roller, 2 Pack

This high tension steel spring roller assembly fits onto the Columbia Uni-Fit series door. This roller assembly has a 1 inch steel ball bearing roller mounted in the housing. The end of the flat steel spring inserts into a slot within the screen door frame while the flat tabs extending in front of the roller restrict the roller from retracting too far into the door frame as it rolls.