Product  Description:Material: Carbon steelFinish: Electro-galvanized/Chrome plating/Color PaintedProcess:Forged Treatment: Quenched and TemperedOrigin: ChinaPacking: Carton and Iron Pallet,Website:http://www.thinkwellforging.com, Iron PalletMarkets:Europe,Middle East,USA, Canada,South Aisa,India,Brazil,etcCustomized requirements are welcome!Instruction:S/NPart No.Ball SizeBall Rating Capacity      Pintle Max.Capacity      GTW.      Pintle Max.Capacity      Vertical Load1TK00161 7/8"2,000 lbs16,000 lbs3000lbs2TK00172"7,000 lbs16,000 lbs3000lbs3TK00182 5/16"12,000 lbs16,000 lbs3000lbsWhy choose THINKWELL?1.Rich experience for international business2.Prompt delivery3.Quality control4.Strong Production capacity5.Good after-sale service