This Sliding Patio Sreen Door Spring Tension Roller has a one piece, heat-treated, high-tension steel spring and housing with a 1/4 inch (6.4 millimeter) wide, center grooved steel wheel. This patio screen door roller is designed to fit on Columbia Uni-fit doors.
Sold By: Each
Roller Material: Steel
Roller Outside Dimension: 1"
Roller Profile: Concave
Roller Width: 1/4"
Steel Length: 3-5/8"