12 Pack 1" Truck Trailer Door Rollers,Box Truck, Heavy-Duty Truck Trailer Door Wheels Rollers Replacement Parts Hardware,Commercial Vehicle Doors 7/16'' Diameter X 2-3/4'' Long Rod

Heavy-Duty Steel ConstructionMachined from solid, 1-inch heavy-gauge steel, these rollers resist extreme wear, corrosion, and high-impact stressengineered for long-haul tractor-trailer and box-truck doors. The rugged steel body and tight tolerances minimize wear to prevent premature failure, far outlasting standard rollers. | Exact Roller Dimensions7/16-inch diameter stem 3.3-inch overall length, precision-machined for a perfect fit in 1-inch track systems. Ultra-tight tolerances eliminate wobble, delivering whisper-quiet, smooth, and effortless operationeven under maximum load. | Broad Commercial CompatibilityBuilt for continuous commercial duty, these heavy-duty replacement rollers handle high-impact loads on tractor-trailer doors, box trucks, and loading systems. Compatible with semi-trailers, box trucks, utility vans, fleet depots, garages, and repair shops. | Tool-Free InstallationDrop-in replacementsno tools, no modifications. Swap out worn rollers in minutes and cut downtime to nearly zero, keeping your operation running at full speed. | Low-Maintenance & Easy to CleanCorrosion- and grime-resistant finish requires only light lubrication to maintain peak performance. Saves labor costs and keeps your fleet rolling reliably all year long.