Liquid Bearings with Extra-Long 3 &ldquo; needle tip, the superior 100%-synthetic oil for Cuckoo clocks or any clocks, frees sticky or rusty mechanisms, never becomes gummy, the BEST for clocks of all types! 100%-synthetic lubricant, superior for all clock types No petroleum-based odor, never gets sticky or gummy Will not attract or retain dust and dirt in your clock! Plastic-safe for all materials and painted surfaces! Comes with , 1-1/2, and 3 twist-on/off needles, each with scabbard!