This Product is CRC Marine Silicone spray is to be used on essentially anything you desire. Uses range from Marine Engines, Bicycle Chains, but most importantly Trailer Parts! This is a must-have lubricant spray for your truck and toolbox. Spray this on all surfaces that you desire to lubricate such as metal, nylon, wood, and even rubber. Use on the threads of bolts, Winch Gears, Lug Studs, and even Latches! Simply re-apply when doing simple maintenance to your trailer, or when you walk by wishing you could take it out. Keep it in your truck to be used on work equipment as well! This is a 9 oz can for easy storage and portability. Application is simple, apply multiple even coats to the clean surface of the intended area for proper lubricant. One can of this product will pay for itself quickly when applied to all those products in need of a good lube job!