Product Details:

3-1/8" Tension Spring.
Designed for Andersen Sliding Screens.

This Spring Tension Roller has a 3-1/8 inch (79.4 millimeter), heat-treated, high-tension steel spring and housing with a one inch (25.4 millimeter) diameter, center grooved, nylon wheel.

Minimum Order: 1 Package (one roller assembly with installation screws per package).