White Lithium Protective Grease Spray WD 40 Super Lube on the BambuLab H2D fast answer, no fluff., What lubricant to use, where it goes, and how often on the H2 series., Super Lube synthetic grease on the rods. Light application. Consistent How to Lubricate Linear Guide Rails for Smoother Motion and Longer Life Pinsi Linear Guides Lithium 00 EP Lubricant Grease for linear rails and ball screws 85g 85g Tube High Quality Self lubricated linear guides Manufacturer and Company PYG A Little Lubricant Goes A Long Way. With Your CNC Machine Hackaday