This Sliding Screen Door Roller has a 4-1/2 inch (114.3 millimeter), heat-treated, high-tension steel spring housing. The 1/4 inch (6.4 millimeter) wide steel ball bearing wheel has a center groove. This sliding screen door roller is used several screen door manufacturers.

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Material: Steel

Roller Material: Steel Ball Bearing

Roller Outside Dimension: 1"

Roller Profile: Concave

Roller Width: 1/4"