10Pcs Big Plastic Pulley Wheels with Bearings Gear Perlin for 3D Printer Creality CR-10, CR-10S, S4, S5, Ender 3, Ender 3 Pro
https://www.vogueparade.com/shopping/EN/200185144/1/1005003463790096/10pcs-big-plastic-pulley-wheels-with-bearings-gear-perlin-for-3d-printer-creality-cr-10-cr-10s-s4-s5-ender-3-ender-3-pro//