V Groove Pulleys for Width Belts: Aluminum pulleys designed for PU round belts. Outer diameter ranges from 20 mm to 80 mm, offering options for different applications. Belt width compatibility: Grooved width optimized for 6 mm wide belts. This ensures compatibility with a wide range of belt sizes, suitable for various industrial and mechanical setups. Material and precision: Made from aluminum alloy for smooth transmission and accuracy. The precise CNC machining enhances performance and durability. Easy and secure installation: Includes fixing grub screws as an accessory for secure mounting. CNC machining ensures a secure and stable fit, minimizing slippage during operation. Practical applications: Suitable for 6 mm width PU belt driven systems such as 3D printers and CNC machines; compact conveyors or material handling lines requiring reliable belt drives; robotics or automation fixtures where precise, secure belt pulleys are needed.