VGroove Pulleys for PU Round Belts Aluminum pulleys designed specifically for PU round belts, with outer diameters available from 20 mm to 80 mm for a suitable range of applications and speeds. Wide Belt Compatibility Grooved to accommodate belts 6 mm in width, enabling reliable tracking and efficient power transmission across common beltdriven setups. Aluminum Alloy CNC machined from aluminum alloy to deliver smooth, lowfriction operation and positional accuracy during use. Easy and Secure Installation Precisely machined bodies with fixing grub screws for quick, secure mounting and dependable performance in demanding environments. Applications Use in small to midsize CNC machines and 3D printers that run 6 mm wide PU belts, providing precise belt drive and durable wear resistance. Suitable for robotics and automation projects requiring reliable motion transfer with low backlash. Ideal for compact conveyors or materialhandling systems where a 6 mm wide PU belt is used and precise pulley alignment is essential.