This CRL Sliding Glass Door Roller Assembly has a 3/4 inch (19.1 millimeter) wide, 1-1/2 inch (38.1 millimeter) tall adjustable steel housing assembly. The steel ball bearing roller is 5/16 inch (7.9 millimeter) wide. The assembly fits on doors by Hollyview, Fullview and other patio door manufacturers. Each package contains one roller assembly.
