Features Suitable Model: This Bearing Pulley Is Applicable for Anet E16, ET4, ET4PRO, ET5, ET5PRO, for 10, 10s, 10, V2, for Ender 3, for Mega S, for Artillery X1, for Tevo Tarantula, etc. or other 3D printers Pom And Carbon Steel Material: The Pulley in This Pulley Bearing Is Made of Pom And The Bearing Is Made of Carbon Steel, Which Has High Hardness, High Rigidity And High Wear Resistance. High Speed: Our Pulley Bearing Has Dustproof Capability, High Speed, Stable Performance, Steady And Noiseless. Applicable Scenario: Our Pulley Bearing Is Very Durable with Excellent Craftsmanship, Suitable for 3d Printer, Cnc, Writing Machine And Other Mechanical Equipment Easy to Install: This Pulley Bearing Is Light Weight And Easy to Install. You Can Take It with You at Any Time When You Need It. Specification: Item Type: V Pulley Wheel Product Size: Outer Diameter: Approx. 24.3mm / 1in Bearing Inner Diameter: Approx. 5mm / 0.2in Thickness: Approx. 10.2mm / 0.4in Bearing Material: Carbon Steel Pulley Material: Stainless Steel Applicable Models: For Anet E16, ET4, ET4PRO, ET5, ET5PRO, for 10, 10s, 10, V2, for Ender 3, for Mega S, for Artillery X1, for Tevo Tarantula, etc. or other 3D printers. Package List: 13 x V Pulley Wheel Package List 13 x V Pulley Wheel