SIMAX3D [26pcs/Pack] 3D Printer Wheel,Black POM Polycarbonate Roller 625zz, wear-Resistant/Silent/Burr-Free for Creality CR10, Ender 3, Anet A8, Artillery X1 Upgrade Accessories

Key features

• ★The pulleys are produced by high-precision automatic lathe machining, with machining error within 0.005mm. Outer Diameter: 24mm, Inner. diameter: 5mm, Height: 10.23mm
• ★ The importance of POM Pulley is whether the POM ring is durable or not. Some Pulley will be worn obviously after several hours' use. Our POM has passed our wear resistance test, perfect For 3D Printers: CR-10, CR-10S, Tevo Tarantula, CNC router hybrid, 8020 3030 and so on.
• ★ This pulley bearing adopts motor-grade bearing, which is rust-proof, wear-resistant and friction-resistant, and runs smoothly and without noise.
• ★ Notification：Please be aware there's a movable copper ring between bearings. It's normal if the ring moves, otherwise bearing can't rorate. It's not quality issue.Besides, if you use it frequently, we still suggest you to use 625zz POM Pulley from us. POM material is more durable.
• ★ 1-Year Warranty, if you are not satisfied with the product, please contact us in time, we will solve your problem within 24 hours and provide a 1-year warranty.