VGroove Pulleys for PU Round Belts Key benefits Designed for PU round belts, providing reliable, smooth drive and precise transmission. Available in outer diameters from 20 mm to 80 mm to fit a range of machines and configurations. Groove width compatible with 6 mm belts, enabling broad applicability across common PU belt systems. Constructed from aluminum alloy for light weight, corrosion resistance, and consistent performance. CNC machined with fixing grub screws for straightforward, secure installation and repeatable accuracy. What makes it stand out precision aluminum pulleys tailored for PU round belts, delivering steady motion with minimal backlash. Wide diameter range supports multiple project scales without changing hardware. Simple, secure mounting via grub screws ensures stable belt alignment during operation. Specifications and compatibility Material: Aluminum alloy Belt type: PU round belts Outer diameter (OD): 20 mm to 80 mm Groove width: Suitable for 6 mm wide belts Installation: CNC machined with fixing grub screws Easy installation and performance Precise CNC machining ensures accurate bore and groove dimensions for consistent belt seating. Grub screws provide a secure clamp to prevent slippage and maintain alignment under load. Use scenarios 3D printers and hobby CNC machines requiring precise, lowfriction belt drive with 6 mm PU belts. Lightweight robotics or automation setups where a compact, accurate pulley pair can improve motion control. Small conveyors or packaging equipment that use 6 mm PU belts and benefit from reliable, easytomount pulleys.