Prime-Line 1-1/4 in. Steel F Tab Style Roller with Ball Bearing

This is an "F" tab patio door roller assembly with a 1-1/4 in. concave or grooved steel ball bearing roller. When the corner screw passes through the "F" tab the assembly is captured by the side stile and bottom rail as the screw draws the two sides together. The housing is 9/16 in. wide, 1-3/32 in. tall with a rear adjusting screw. Used by Superlite, Fenton and a variety of other sliding patio door manufacturers.