Fastway Trailer Hitch Ball MountFeatures:Spring Loaded Stainless Anti-Rattle Balls Eliminated Noise And Cut Down On Wear And Tear For Better Hitch LifeAircraft Grade High Strength Billet Aluminum Body Pieces Are Machined From One Solid Piece, No Welds Or Seams To Fatigue And BreakDouble Ball Is Internally Pinned So It Can't Loosen Up And Will Outlast Inferior Zinc Plated Or Aluminum Balls2 Inch And 2-5/16 Inch Chrome Plated Double Ball Is One Piece And Internally Pinned So It Can't Loosen Up And Will Outlast Inferior Zinc Plated Or Aluminum Balls4 Inch Drop Adjustable Dual Locking Double Ball Hitch. O-Ring Sealed Stainless Integral Pins Are Oversized And Internally Overlapping For Maximum Strength, Safety And Corrosion ResistancePolished Aluminum, Precision Machined, Super Strength AlloyAnti-Rattle TensionedExtendable: NoSwivels: NoClass: Class IIIReceiver Size: 2 InchGross Trailer Weight (LB): 10000 PoundTongue Weight (LB): 1000 PoundDrop (IN): 4 InchRise (IN): 5 InchIncludes Hitch Ball: YesHitch Ball Size: 2 Inch And 2-5/16 InchShank Length (IN): 8-1/4 InchColor/ Finish: PolishedMaterial: Aluminum