Grooved Roller Assembly for Sliding Windows in black.

This Roller is constructed out of Nylon and Steel
The Housing is Nylon
The Rollers are Steel
The roller surface is flat

Material: Nylon and Steel
Roller Diameter: 1/2 inch
Roller Edge Type: Grooved
Housing Width: 23/32 inch
Color: Black

Contents
2 roller assemblies

Priced and sold in pairs.