Check the listing for details. 8Pcs 3D Printer Rollers V Slot 0.94" POM Pulley 625RS for 3D Printer Yellow. Condition: New. Listed at 18.78 USD. PRODUCT APPLICATIONSOur v slot pom pulley wheels have various applications. They can be used for most 3D printers, CNC machines, engravers, laser cutters, gantry wheels, furniture, and other machines.PRODUCT DETAILS & INCLUDE√ Material: POM√ Color: Yellow√ Diameter: 24 mm/ 0.94"√ Through Hole Diameter: 5mm/ 0.2"√ Height: 10 mm/ 0.39"√ Package Includes: 8-Pack x V Solid POM Pulley Wheels PRODUCT ADVANTAGES1. This 3D printer pulley wheel uses POM for the outer shell, which is made with fine workmanship, high precision, sturdiness, and durability. It has good wear, flame retardancy, corrosion, and rust resistance, effectively increasing its service life.2. These passive round wheels adopt 625RS bearing, which can achieve smooth rotation and low friction, higher speed and less heat, improved processing accuracy, and reduced noise.