Eccomum 20pcs 3D Printer Parts POM Pulley Wheel 625zz Idler Pulley Gear Passive Round Wheel Compatible with Ender 3 CR-10 CR-10S

20pcs 625zz POM pulley wheel, outer diameter 24mm, 5mm bore diameter. Adopts POMDelrin material, sturdy and wear-resistant. Smooth and stable motion, low noise, solve wobble problem, improve the printing quality and speed. Compatible with CR-10 series, Ender-3 and so on. Suitable for 3D printer, , writing machine and other mechanical equipment.