Item Type: Bearing Pulley Outer Diameter: Approx. 24mm / 0.9in Bearing Inner Diameter: Approx. 5mm / 0.2in Thickness: Approx. 10.2mm / 0.4in Color: Transparent color Bearing Material: Carbon Steel Pulley Material: POM Applicable Models: For Anet E16, for ET4, for ET4PRO, for ET5, for ET5PRO, for 10, for 10s, for 10 V2 Ender 3, for Mega S, for Artillery X1, for Tevo Tarantula or other 3D printers. 1Suitable Model: This bearing pulley is applicable for Anet E16, for ET4, for ET4PRO, for ET5, for ET5PRO, for 10, for 10s, for 10 V2 Ender 3, for Mega S, for Artillery X1, for Tevo Tarantula or other 3D printers. 2POM 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. 3High Speed: Our pulley bearing has dustproof capability, high speed, stable performance, steady and noiseless. 4Applicable Scenario: Our pulley bearing is very durable with excellent craftsmanship, suitable for 3D printer, CNC, writing machine and other mechanical equipment. 5Easy 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.16 x Bearing Pulley