Prime Line M 6003 Tub Enclusure Roller, 7/8" Cd/2

Prime-Line Flat Roller Ball Bearing Tub Enclosure, Nylon in White | 5.4 H x 3.75 W x 0.45 D in | Wayfair M 6001

Prime-Line 7/8 in. D X 0.25 in. L Nylon Shower Door Roller 2 pk

Prime-Line 7/8 in., Flat Roller Ball Bearing Tub Enclosure with Threaded Hex Hub, 2 pk., M 6003

Prime-Line M 6003 Tub Enclosure Flat Roller, 7/8-Inch,(Pack of 2)