High Precision POM Pulley Wheels for 3D Printer - Non-Rust Black Pulley Set to Improve Printing Speed & Smooth Movement | Perfect for DIY 3D Printing Projects & Machine Upgrades

Feature:1. A TOTAL OF 48PCS: Including 16Pcs POM wheel, 16Pcs round column, 16Pcs eccentric spacer. Wonderful 3D printing accessories set for you2. WITH LOW FRICTION: POM pulleys are strictly designed and tested to make them work smoothly and stably; silent design, low friction, and bearings are durable. Getting POM wheel will make your work even better3. APPLICABLE MODELS: Provides good performance for all DIY 3D printers, such as for CR10, for Ender 3, for Ender 5, for Anet A8, for E10, for Anycubic, for Anet series 3D printers, for Tevo Tarantula, CNC Router Hybrid, 8020 3030, etc.4. NOT EASY TO RUST: Possess better performance than iron bearing wheels. The 3D printed wheel with rubber bearing is new development. Good without rust5. HIGH ACCURACY AND FAST SPEED: These 3D printer wheels move smoothly, with low noise and high printing accuracy, which can improve the printing speed wellSpecification:Item Type: POM Pulley Wheel SetProduct Material: Accurate steel, rubberPulley Inner Diameter: 5mm / 0.2inPulley Bearing Outer Diameter: Approx. 10mm / 0.39inPulley Height: Approx. 9mm / 0.35inChute: Approx. 6mm / 0.24inPulley Outer Diameter: Approx. 15mm / 0.59inEccentric Spacer and Round Column Inner Diameter: Approx. 5mm / 0.2inEccentric Spacer and Round Column Height: Approx. 8mm / 0.31inProduct Use: For 3D printers Package List:16 x POM Wheel16 x Eccentric Spacer16 x Round ColumnNote:Note that there is a movable copper between the bearings. movement is normal, otherwise the bearing cannot turn. It's not a quality issue.