RPS-IND 2PCS GT2 Timing Pulley 20Teeth 5mm Bore, 10mm Width Synchronous Wheel Aluminum Alloy for 3D Printer

["20 teeth GT2 synchronous pulley, 2mm pitch, perfectly matches 10mm width GT2 timing belts. Ensures accurate transmission, no skipping, and smooth printing results.","Premium Aluminum Construction - Made from high-quality aluminum alloy with oxidation surface treatment for durability, precise tooth pitch ensures smooth and accurate transmission without slipping","Professional 10mm Width Design - Features 10mm belt width (wider than standard 6mm) for enhanced stability and load capacity, 5mm bore fits standard motor shafts perfectly for 3D printers and DIY machinery","Versatile DIY Applications - Ideal for 3D printer upgrades, CNC machines, robotics projects, milling machines, and various mechanical transmission systems used by makers, hobbyists, and engineers","Easy Installation & Wide Compatibility， compatible with most GT2 belt systems and standard 5mm shaft motors, perfect for replacement or new builds"]