MEGA GT2 Timing Pulleys 30 36 40 60 Teeth 2GT 3GT Wheel Bore 5 6.35 8 10 12mm Aluminium Gear Width 6mm 10mm 3D Printers Part
https://www.vogueparade.com/shopping/EN/200003782/1/1005001965083031/mega-gt2-timing-pulleys-30-36-40-60-teeth-2gt-3gt-wheel-bore-5-635-8-10-12mm-aluminium-gear-width-6mm-10mm-3d-printers-part//