5PCS Multiple Bore Hole Sizes (1.48-3.16mm) & Heights (3-10mm) 0.5M 10T Brass Spur Pinion Gear - 6mm OD High-Precision 10 Teeth

5PCS Multiple Bore Hole Sizes (1.48-3.16mm) & Heights (3-10mm) 0.5M 10T Brass Spur Pinion Gear - 6mm OD High-Precision 10 Teeth

Aliexpress UK