The Husky Towing Fifth Wheel Trailer Hitch Lube helps prevent friction and also acts as a cushion and vibration barrier between your hitch head and RV without grease. Specifications•Unit Size: 10 Inch•Unit Type: Disc Type•Unit Quantity: Set Of 10 Eliminates Messy Grease On Hitch And Trailer Pin Box Constructed From High Strength Polyethylene Retail Box Of 10 Units Wrapped For Individual Sale | Fifth Wheel Trailer Hitch Lube, 10 Inch