(5)-National DP318 Galvanized Up to 3-3/4 In. Steel Barn Door Stay Rolle N131490
5-Galvanized Steel Up To 3 3/4" Thick Heavy-Duty Barn Door Stay Roller N131490. National Heavy-Duty Barn Door Stay Roller Designed for use as a heavy-duty guide on large sliding doors up to 3-3/4 In.