Multipurpose lubricant-sealant. Perfect for keeping your X1-PRO shuttle in tip-top shape. Waterproof, non-toxic, biodegradable, prevents rust, and corrosion. Compatible with plastic, metal, and rubber, non-dripping, non-flammable, non-staining, and odorless. For use on your X1-PRO tightening dial threads, but it can be used for o-rings, sliding windows/doors, bearings, motors, bike chains, water filters, hinges, locks, snaps, marine applications, gears, machinery, etc.