The Kramp RO71177 is a genuine K80 Ball Hitch, 80mm in diameter, designed for heavy-duty agricultural and industrial applications. Constructed from durable steel with a black painted finish, this hitch is ECE R55 approved for road use. It features a D-value of 40 kN and an S-value of 4000 kg, supporting a maximum vertical load of 4000 kg and a total permissible weight of 20000 kg at 40 km/h. It has a maximum speed rating of 80 km/h, with reduced permissible weights at higher speeds (15000 kg at 60 km/h, 12500 kg at 80 km/h). Its dimensions are 250mm length, 180mm width, and 180mm height, with a weight of 14.5 kg and a 30mm mounting hole diameter.