Product  Description:Material: Carbon steelFinish: Electro-galvanized/Chrome platingProcess: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:1)Innovative quick release changes balls in seconds2)Durable heat treated shank3)New positive latch designBall DIAStem DIAStem LengthCapacity1-7/8"3/4"1-1/2"2000lbs1-7/8"3/4"1-3/4"2000lbs1-7/8"3/4"2"2000lbs1-7/8"3/4"2-1/8"2000lbs1-7/8"3/4"2-1/4"2000lbs1-7/8"3/4"2-5/16"2000lbs1-7/8"3/4"2-1/2"2000lbs1-7/8"3/4"3"2000lbs1-7/8"1"2"3500lbs1-7/8"1"2-1/8"3500lbs1-7/8"1"2-1/2"3500lbs1-7/8"1"3"3500lbs2"3/4"1-1/2"3500lbs2"3/4"1-3/4"3500lbs2"3/4"2"3500lbs2"3/4"2-1/8"3500lbs2"3/4"2-1/4"3500lbs2"3/4"2-5/16"3500lbs2"3/4"2-1/2"3500lbs2"3/4"3"3500lbs2"1"2"5000lbs2"1"2-1/8"5000lbs2"1"2-1/4"5000lbs2"1"2-5/16"5000lbs2"1"2-1/2"5000lbs2"1"3"5000lbs2"1-1/4"2-1/2"6000lbs50mm7/8"2"3500lbs50mm7/8"2-1/8"3500lbs50mm7/8"2-1/2"3500lbs50mm3/4"2 1/8"3500lbs2-5/16"1"2"10000lbs2-5/16"1"2-1/8"10000lbs2-5/16"1"2-1/2"10000lbs2-5/16"1"3"10000lbs2-5/16"1-1/4"2-1/2"10000lbs2-5/16"1-1/4"3"10000lbsWhy choose THINKWELL?1.Rich experience for international business2.Prompt delivery3.Quality control4.Strong Production capacity5.Good after-sale service