Sliding Glass Patio Door 1-1/8" Tandem Steel Ball Bearing Rollers With 9/16" Wide Housing

This Sliding Glass Patio Door Roller has a 9/16 inch (14.3 millimeter) wide, 1-1/8 inch (28.6 millimeter) tall adjustable steel housing assembly. The steel ball bearing rollers are 5/16 inch (7.9 millimeter) wide. This patio door roller is used by several manufacturers.