Aluminum Single Groove Pulley With 5mm Bore And 20mm Diameter Including Hex Wrench For Easy Setup Ideal For Compact Belt Drives In Small Motors Micro Spindles And Model Transmission Systems Compatible With 6mm PU Round Belts
✔️ Single unit with hex wrench included for easy setup
This aluminum alloy single-slot pulley is built for compact belt drives in small motors, micro spindles, and model transmission setups. It pairs with 6mm PU round belts for smooth, quiet operation.
✅ Size details: Aperture 5mm; Outer diameter 20mm; Overall thickness 15mm; Groove width 7mm; Groove depth 4.4mm; Belts: 6mm PU round belt.
✅ Material: Aluminum alloy with tight tolerances for stable high-speed rotation and reduced noise.
✅ Usage guidance: Install with matching shaft diameter to fit snugly; measure bore accurately.
✅ Application: Suitable for motors, micro spindles, and model transmission designs.
✅ Note: Outer diameter 16mm pulleys won't pair with other pulley sizes.
💡 What is a small aluminum belt pulley used for in precise drive systems? This handy component helps drive belts smoothly in compact motors and models. - Belt alignment and tensioning across compact drives for stable operation - Reduces noise, vibration, and belt slip in small gear assemblies - Works with 5mm bore and 6mm PU round belts in micro-motor setups - Ideal for model makers, hobby CNCs, and miniature spindles