This is a F-tab patio door roller assembly with a 1-1/2 in. concave or grooved nylon 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 11/16 in. wide and 1-5/8 in. tall with a rear adjusting screw. Used by Doormaster, Starlite and a variety of other patio door manufacturers.Find the ROLLR PATIO DR 13170 at Ace.
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