Item Type: Aluminum Profile Rail Material: Aluminum Usage: CNC laser engraving machine, 3D slider printer Package List 1 x Rail 1 x Aluminum Profile 1SPACE SAVING: Aluminum profile rail take up less space and make the view more beautiful, possess stable structure, excellent performance and long service life 2EASY TO INSTALL: The built in type can guide the linear guide rail, the fixing screw is faster and more convenient, and the production efficiency is effectively improved 3PROTECT BETTER: The guide rail is not easy to generate dust, which can protect better, and there will be no choking caused by foreign objects 4SLIDER WITHOUT FALL OFF: Protects the guide rail slider, the slider will not fall off due to external force and other factors, very practical 5CORROSION RESISTANT ALUMINUM: Aluminum material have good strength and good corrosion resistance, used for CNC laser engraving machine, 3D slider printer