Liquid Bearings synthetic oil for HO Trains and Model Railroads, Provides Superior Lubrication, Also Prevents Corrosion 100%-synthetic lubricant, perfect for all model railroad uses! Immediately begins to displace old petro-oils or sprays. Plastic-safe for all plastics and painted surfaces! Essentially odor-free, a pleasure to use! Includes both 1/2" AND 1-1/2" needles, each with tip scabbard!