Our printer bearing wheel has stable performance and is compatible with most printers, providing high durability and practicality. Its smooth and stable movement ensures a high printing precision, improving the printing speed and bringing you more convenience. Features - Color: Transparent -Material:Plastic, steel - Size: 2.40X1.10X1.10cm/0.94X0.43X0.43in -Inner hole diameter: 5mm -Our 3D printer bearings function very well due to the stable performance and smooth surface. -They are made of sturdy material, ensuring smooth and stable operation. -Quiet design, low friction, and good bearing capacity provide a reliable and confident user experience. -The printer wheels bring stable working performance to most 3D printers, providing versatility and convenience. -Smooth movement and high printing accuracy can improve the printing speed, making them a useful 3D printer accessory. Package list: 4 x printer pulley wheels