VGroove Pulleys for Width Belts These aluminum pulleys are designed for PU round belts and are available in outer diameters from 20 mm to 80 mm. Wide Belt Compatibility The grooved width is suitable for belts with a 6 mm width, enabling versatile use across common 6 mm belt drive applications. Aluminum Alloy Manufactured from aluminum alloy to provide smooth transmission and accuracy during operation. Easy and Secure Installation CNC machined and equipped with fixing grub screws for quick, secure mounting. Use scenarios 3D printer drive systems: reliable X and Y axis motion using 6 mm wide PU belts with precise belt alignment. Small CNC machines and automated equipment: compact, accurate beltdriven drives in hobbyist or lightindustrial setups. Robotics and conveyors: dependable motion for small actuators and compact conveyor lines requiring 6 mm wide belts and adjustable pulley diameters.