Features:1. 3D printing accessories, smooth movement and low noise2. High printing accuracy, which can greatly improve printing speed3. The pulley with Type-D bearing has the characteristics of simple structure, light weight, convenient installation, and easy maintenance.4. Made of strong, wear-resistant, high-hardness and wear-resistant POM material5. Application: for aluminum V-slot 3D printerNotice:1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement.Specification:Name: POM Pulley with Type-D BearingProduct material: POMProduct size: 24x10.9MM, product inner diameter: 5mm, diameter 24mmBearing model: 625ZZApplication: for aluminum V-slot 3D printerincludes:1 x Pulley with Type-D Bearing