InformationWhat's in the box Balance Valve. This part is compatible with (but not limited to) the following models: NH 15,000lb Industrial Hydraulic Winch - Steel RopeNH 10,000lb Industrial Hydraulic Winch - Steel RopeRV18 18,000lb (8.1 Ton) Industrial Hydraulic Winch - Synthetic RopeRV10 10,000lb (4.5 Ton) Industrial Hydraulic Winch - Steel Rope RV18 18,000lb (8.1 Ton) Industrial Hydraulic Winch - Steel Rope Balance Valve BAL002