This Sliding Glass Patio Door Steel Ball Bearing Roller is referred to as a precision made bearing for greater weight capacity and extended performance. Concave wheel with a 1/4″ (6.4 mm) inner diameter, and an overall width of 5/16″ (7.9 mm).
Sold By: Each
– 1 inch steel roller
– Ball Bearing
– Concave (Grooved)
– Can be used a many different patio door or closet door roller assemblies