Product Details:

Shower Door 7/8" Diameter Ball Bearing Double Roller Assembly for Sliding Shower Doors.

This sliding shower door roller assembly has a two ball bearings nylon rollers for easy and smooth door opening.
Fits glass from 3/16" to 1/4" thick. Requires hole 1/2" diameter.

Rollers Diameter: 7/8".
Rollers Width: 3/16"

Material:
Roller - Nylon.
Bracket - Aluminum

Note: Requires hole 1/2" diameter for installation.

One Roller Assembly per package.