Advantage:[Material] - Made of galvanized iron and nylon, resist to rust or corrosion, not easy to bend or deform, sturdy and durable.[Design] - The wheel rolls smoothly, fits a standard single slot, and bolts don't rub or get stuck in the slot.[Easy To Install] - Lightweight and compact, smooth and quiet, with mounting holes, and convenient to install, this pulley will not be suitable for weight barn doors.[Wide Application] - This nylon pulley is suitable for lightweight sliding doors, sliding windows, cabinets, etc.Specification:Material: galvanized iron/nylonColor: SilverLength: 44mm/1.7 inchWidth: 20mm/0.8 inchPackage Included: 10 pcs x Trolley.
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