Description Designed for smooth linear motion, these linear bearings and printer metal pulley wheels ensure consistent performance for printer replacement parts. The carbon-chromium steel roller bearings and groove track guide bearing offer excellent durability, meeting the need for precise and stable operation in mechanical projects such as 3d printer upgrades and embroiderer bearing applications. Features -Color:Silver -Material:Carbon-chromium steel -Size:3.00X2.00X2.00cm/1.18X0.79X0.79in -Smooth linear motion: these linear bearings are designed for printer replacement parts, providing seamless motion to ensure your printing projects run smoothly and with higher precision -Firm construction: crafted with carbon-chromium steel roller bearings, each linear bearing is highly resistant to wear and built to last, making them an ideal printer part for frequent use and longterm reliability -Versatile compatibility: the linear slide rail bearing block set supports most printer bearing wheels, ensuring easy installation and broad adaptability for various printer models and mechanical equipment -Precision engineering: with deep groove ball bearings, these metal bearings for printers provide stable and accurate track guidance, helping maintain consistent quality for every printed item -Ample pack: the package includes various printer metal bearings, supplying ample replacements or upgrades for your printer supply needs, so you’re wellstocked for multiple installation pointsPackage list: 6 x linear bearings