Upgrade your sliding glass patio door with our high-quality nylon ball bearing roller designed for Keller doors. Featuring a 1-1/4 inch nylon wheel with a center groove and a width of 5/16 inch, this roller ensures smooth operation every time.

- Adjustable steel housing ensures a perfect fit
- Housing measures 3/4 inch wide and 2-5/8 inches long
- Constructed for durability with a single nylon ball bearing roller
- Concave roller profile for seamless sliding

Enhance your door's functionality and enjoy effortless access to your outdoor space. Replace your old rollers with this reliable choice today.