National Hardware N280-057 Door Roller, 1-7/8 in Dia Roller, Steel

National Hardware Door Roller, Ball Bearing, 1-7/8 in Dia Roller, 7/16 in Dia Shaft, Steel, 4-3/8 in L Dimensions, For: 2 in Track Garage Doors and Overhead Sectional Wood and Steel Garage Doors, Includes: (10) Ball Bearings